An unusual trait or behavior may be adaptive, neutral of deleterious depending on the environment in which the organism lives.
What is an adaptive trait?An adaptive trait is any phenotypic feature that confers the organism an adaptive advantage in a given environment.
A prior a given trait cannot be adaptive because it needs to interact with the environmental conditions.
In conclusion, an unusual trait or behavior may be adaptive, neutral of deleterious depending on the environment in which the organism lives.
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Are printed maps obsolete and unnecessary now that we have technology? Why or why not?
I strongly believe that printed maps are not obsolete and are still necessary now that we have technology, because it is still used in schools and some homes to get acquainted. Also Technologies could be altered but the printed maps remain the same.
Meaning of MapsA map can be defined as a visual or diagrammatic representation of places and their features using symbols that are decodable by the reader
A map serves as a means to understand ones location as well as a guide to a place or location.
In conclusion, though printed maps are loosing their worth in present day, it is still important that we keep them.
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What postural and movement deviation occurs when the knees excessively bow inward toward the midline? Knee hyperextension Knee flexion Knee varus Knee valgus
The postural and movement deviation occurs when the knees bend excessively inwards towards the midline is Knee valgus
What is knee valgus?Knee valgus or genu valgus, also known as knee in X, is one that has a deviation of the joint inward with respect to the center line of the limb. In this type of alignment, the knees are closer together and the feet are farther apart.
With this information, we can conclude that Knee valgus, also known as genu valgus, is a situation in which the knees are misaligned and installed inward, touching each other.
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What is the optimum wavelength for spore germination? What percent of the spores germinate at this wavelength?Refer to Figure 21-3.
HELp
Spores germinate if they get the favorable condition to grow including moisture, temperature, and oxygen. The optimum wavelength is 630 nm as 90% of spores germinated at this length.
What is spores germination?
Spores germination is the biophysical property that allows the Microsporidia to germinate within the cell that gives the rise to the other cells that form gametophytes through the asymmetric cell division.
Optimum wavelength is the factor that allows the germination to occur and is 630 nm as 90% of spore germination is seen in this range of the wavelength.
Therefore, 630 nm is the optimum wavelength for spore germination.
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Which of the following statements is true of taking depositions? Group of answer choices It is the most expensive method of discovery. It is the least revealing method of discovery. It is the only method of discovery that uses voir dire. It is the only method of discovery that uses res judicata. It is the most common version of interrogatories.
It is the most expensive method of discovery.
What does deposition mean?A witness's sworn out-of-court testimony is known as a deposition. It is used to obtain data as part of the discovery procedure and, in specific cases, may be utilized in court proceedings. The "deponent" is the witness who is being cross-examined.In arbitration, depositions are avoided since they are typically the most expensive type of discovery.
Other than the trial itself, depositions are the most expensive phase of the process. Travel expenses, paying a witness for lost wages, and paying the court reporter are all possible during a deposition. A technical deposition, such as one from a physician or other expert witness, might run up to $1,500.00 per day in court reporting fees alone. The price of a lay witness deposition might be halved.
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Human chorionic gonadotropin (HCG) A. is secreted from the corpus luteum B. is secreted from the myometrium in the uterus C. is secreted from the placenta D. none of these E. stimulates placental secretion of estrogen and progesterone
Human chorionic gonadotropin (HCG) is secreted from the placenta.
During pregnancy, the placenta's syncytiotrophoblastic cells largely generate the hormone human chorionic gonadotropin. To keep the pregnancy going, the hormone stimulates the corpus luteum to release progesterone. Along with the pituitary, the liver, and the colon, other organs that produce less HCG include the colon.The two subunits of HCG are HCG alpha and HCG beta . HCG injections are frequently used to promote ovulation in assisted reproductive treatments because they boost progesterone production in the corpus luteum during the early stages of pregnancy.It signals the body to stop menstruating and thickens the uterine lining to support a developing embryo.After fertilization, HCG levels increase and stay elevated for another 10 weeks or more of pregnancy.learn more about Human chorionic gonadotropin here: https://brainly.com/question/12978175
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After the bonds are broken between the two strands, each of the strands acts as a ____________ for the construction of a new daughter strand.
After the bonds are broken between the two strands, each of the strands acts as a template for the construction of a new daughter strand.
The mechanism of replication of DNA is semi-conservative in nature. The double helical strands are opened using enzymes like helicase. This unwinding occurs at points known as origins. After the helical structure is unwound both strands act as templates for the synthesis of new DNA strands. These new strands are synthesized by the addition of new nucleotides that are complementary to the parent strand. The procedure of DNA replication is considered semi-conservative because the original or parent strands act as templates for the creation of new strands, and a part of these template strands are conserved in the new strand.
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Which biosafety level is appropriate for research with microbes or infectious agents that pose moderate risk to laboratory workers and the community, and are typically indigenous
BSL-2 is appropriate for research with microbes or infectious agents that pose moderate risk to laboratory workers and the community, and are typically indigenous.
What is BSL-2?BSL-2 biosafety category applies to labs that work with pathogenic or infectious organisms that pose a moderate risk to human health and are connected with human diseases.
Mycobacterium, Streptococcus pneumonia, and Salmonella choleraesuis are BSL-2 organisms. The biological agents in the BSL-3 risk group typically cause major sickness (in humans, animals, or plants) or have the potential to have serious economic repercussions.
Due of the possible risk posed by the aforementioned bacteria, BSL-2 facilities incorporate increased procedures in addition to the usual microbiological practices used in BSL-1 laboratories. Employees in BSL-2 labs are encouraged to exercise considerably more caution to avoid exposure to mucous membranes and injuries like cuts and other skin breaches.
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Stage of cell division with reasons
when environmental factors affected food production, how did William’s community adjust? Think about the impact of environmental factors on life here in the United States. In what ways do people/communities adjust to impacts from the environment
Wllliam's community adjusted by building windmills to adequately utilize their resources.
What is a Windmill?This is referred to a device which converts wind power into rotational energy and was used to process grains.
This was how William’s community adjusted to environmental factors which affected food production.
Communities can adjust to environmental factors affected food production by adequate resource utilization through alternatives.
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leaf is a site of photosynthesis why
because it absorbs light through its stomata and it contains chlorophyll
Body builders are a _______________ in that they have developed a lifestyle around maximizing the size and appearance of muscles.
Bodybuilders are a status group in that they have developed a lifestyle around maximizing the size and appearance of muscles.
A status group is a group of people who are classified into groups based on a system of hierarchy, the basis of which are social factors. These groups are founded by the people inhabiting a society. Body-building is an activity that includes a lifestyle that is based on increasing the size of muscles. This activity requires extreme hard work and daily dedication towards performing extensive exercises and lifting weights. The people involved in this activity have the same end goal of increasing their muscle size. Thus society has grouped people with similar interests and hobbies into different status groups, one of which is body-building.
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What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.
What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.
What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.
What are the advantages and disadvantages of the method used in the video? You may conduct additional research on the Internet if needed.
Answer:
Can Be Harder to Focus. While video communication offers countless benefits, it takes away from a personal side of discussion. ...
Time Delay between Responses. ...
The Technology Can Fail. ...
Audio Quality Is Poor.
Answer:One advantage is that the design of the artificial reefs requires simple tools. Also, the method helps reefs grow faster than they would naturally. One disadvantage is that the reef builders have to quickly get the live corals back into the water. Also, some materials used to make the artificial reefs may damage other organisms in the ecosystem.
Explanation:
in compost heaps, dead plants are broken down into microbes. This breakdown is much Slower when the weather is cold, the weather is dry, and when the heap of squash down so that no air can circulate.
A) what three conditions inside compost heaps are needed for microbes to work quickly?
B) why is the breakdown of dead plants important to living plants?
Decomposers are important because they develop the mineral salts and other substances that form living beings in the soil or water. These substances can be reused by other living beings.
A) what are the three conditions inside compost piles necessary for microbes to function quickly?temperature, humidity and nutrient disposition
B) why is the decomposition of dead plants important for living plants?Decomposers feed on the remains of living beings, such as plants and animals, and release mineral salts and other nutrients into nature. These nutrients are then used by producing organisms, such as plants, and are therefore reused.
With this information, we can conclude that Decomposers play a critical role in the flow of energy through an ecosystem. They break apart dead organisms into simpler inorganic materials.
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Which of the following is an incorrect statement?
Group of answer choices
Four billion years ago Earth had a protective layer of ozone gas.
The "primordial soup" model was first advanced by Russian scientists Oparin and Haldane .
Scientists generally agree that the formation of the basic molecules of life occurred spontaneously through simple chemistry.
Geophysicist Louis Lerman came up with the Bubble Model.
Answer:
four billion years ago the earth had a layer of ozone gas
Geophysicist Louis Lerman came up with the Bubble Model is incorrect. Therefore, option (D) is correct.
There is no known or widely recognized "Bubble Model" attributed to geophysicist Louis Lerman in the context of the origin of life. The other statements are generally accepted and accurate:
- Four billion years ago, Earth had a protective layer of ozone gas.
- The "primordial soup" model was first advanced by Russian scientists Oparin and Haldane.
- Scientists generally agree that the formation of the basic molecules of life occurred spontaneously through simple chemistry. Therefore, option (D) is correct.
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In studies, air displacement plethysmography seems to more commonly _______ percent body fat. Multiple choice question. be unable to determine underestimate overestimate
In studies, air displacement plethysmography seems to be a more commonly underestimated body fat percentage.
What are the common techniques used for measuring body composition?The common techniques used for measuring body composition are air displacement plethysmography (ADP) and dual-energy x-ray absorptiometry (DXA).
The variety of research indicates that ADP underestimated body fat percentage as compared to DXA. This is due to the fact of obesity, other health-related issues, etc.
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What are the 3 general classifications of neurons corresponding to the 3 major aspects of the nervous system function and what do they do
The three general classification of neurons are
Sensory neurons.Motor neurons.Interneurons.What is sensory neuron?The nerve cells known as sensory neurons are the ones that are triggered by environmental sensory information.
What is motor neuron?Motor neurones are brain and spinal cord cells that transmit instructions from the brain to the muscles that control our ability to move, speak, swallow, and breathe.
What is interneuron?Only the central nervous system contains interneurons, also referred to as association neurons.
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What fraction of the children will suffer from sickle‐cell anemia?
Answer:
If both parents have sickle cell trait (HbAS) there is a one in four (25%) chance that any given child could be born with sickle cell anaemia. There is also a one in four chance that any given child could be completely unaffected. There is a one in two (50%) chance that any given child will get the sickle cell trait.
What are the two main ways in which a virus can spread to infect secondary sites in the human body
Virus can spread to infect secondary sites either through the bloodstream or through neurons.
What is hematogenous and neurotropic spread?In hematogenous spread,
Virus spreads to other organs through the bloodstream.Can be by direct injection into the blood or due to the virions entering the interstitial fluid that bathes our cells. Eg: HIV (Human Immunodeficiency Virus)In neurotropic spread,
Virus spread throughout the body using neurons.Virus 1st infects neurons of PNS (Peripheral Nervous System) from where they spread to the CNS (Central Nervous System) which may ultimately lead to death. Eg: Rabies virusLearn more about viral infections here:
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What is the complementary base pair of dna?
Explanation:
In DNA, adenine (A) and thymine (T) are complementary base pairs, and cytosine (C) and guanine (G) are also complementary base pairs
Answer:
In DNA, adenine (A) and thymine (T) are complementary base pairs, and cytosine (C) and guanine (G) are also complementary base pairs, explaining Chargaff's rules (Figure 7).
How are inherited characteristics passed or through generations?
A. RNA
B. Teaching
C. Blood
D. DNA
Answer:
DNA
Explanation:
DNA is the genetic code that determines your characteristics and is passed on from your parents.
Answer: DNA
Explanation: teaching are u serious? you can have different blood types from your parents. RNA just no
you find the density of a substance by dividing its volume by its weight?
Answer:
The formula for density is the mass of an object divided by its volume. In equation form, that's d = m/v , where d is the density, m is the mass and v is the volume of the object. The standard units are kg/m³.
Identify the statements that describe the life and career of andrew jackson
Jackson was suspicious of banks and paper money and feared that the market revolution was a source of moral decay.
Who was Andrew Jackson?The man Andrew Jackson was the president of the United States of America who ruled the country from 1829 to 1837. Throughout his tenure, his focus was on the betterment of the lot of the common American.
The statement that describe the life and career of Andrew Jackson is that Jackson was suspicious of banks and paper money and feared that the market revolution was a source of moral decay.
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What are the majority of the small percentage of ovarian cancers that are associated with a known pattern of inheritance associated with
The majority of the small percentage of ovarian cancers that are associated with a known pattern of inheritance associated with Susceptibility of the BRCA1 gene.
Which cancers are associated with BRCA1 gene?
BRCA1 and BRCA2 harmful mutations raise the risk of various other malignancies. These include primary peritoneal cancer (7) and fallopian tube cancer (5, 6), both of which arise from the same cells as the most prevalent kind of ovarian cancer in women.
What is the common symptoms of ovarian cancer?a bloated or enlarged stomach.No appetite or feeling full right away after eating, as well as stomach or pelvic pain or tendernessa sudden urge to urinate or a rise in frequency.Learn more about cancer here:
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If two giraffes were crossed, where one is heterozygous for albinism (a) and the other has a homozygous dominant genotype, what would be the expected phenotypes
The option is (b) i.e, 2 AA, 2 Aa, 0 aa, all pigmented because if you cross them, the results are AA, AA, Aa, and Aa. From this cross, there will be two offspring that can be homozygous dominant and two that can be heterozygous. All will display the pigmented phenotype.
What is a cross?the intentional mating of two separate people to produce children who have a small amount of each parent's genetic makeup. The parent organisms, which may come from many types of closely related species, must be genetically compatible.
Types of Genetic Crosses:
Monohybrid CrossDihybrid CrossBackcrossTestcrossThe test cross's goal is to identify the dominant organism's genetic make-up. Mendel wanted to take these steps to ensure that he was working with a homozygous dominant organism or one that solely contained dominant alleles. However, the genotype of an organism cannot be determined only from its phenotype.
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The complete question is:
If two giraffes were crossed, where one is heterozygous for albinism (a) and the other has a homozygous dominant genotype, what would be the expected genotypic and phenotypic ratios?
a) 1 AA: 2Aa: 1aa; 3 pigmented: 2 albino
b) 2 AA: 2 Aa: 0 aa; all pigmented
c) 0 AA: 0 Aa: 1 aa; all albino
d) 2 AA: 0 Aa: 0 aa; all pigmented
e) 2 AA: 2 Aa: 0 aa; 4 pigmented: 2 albino
what are the organelles which replicate in g2 phase?
Answer:
Cellular organelles
Explanation:
G1 and G2 are both growth phases, during which cellular organelles are replicated and the cell grows in size.
Which of the following is/are TRUE about natural selection?
I. Birds preferred the non-hairy caterpillars to eat.
II. Hairy caterpillars are adapted to survive.
III. Caterpillars that are hairy are favorable and are passed on to future generations.
A. Statements I and II
B. Statements II and III
C. Statements I and III
D. Statements I, II, and III
Answer:
The true statements that are true about natural selection are: I, II and III.
Explanation:
Natural selection is one of the main mechanisms of evolution. In a very simple way, it is possible to say that natural selection is a process in which the fittest organisms are selected, survive in the environment, reproduce and pass their characteristics on to their descendants.
With that being said, number I is true because as birds prefer non-hairy caterppillars the hairy ones will be eaten and will gradually disapear. Number II is true because the hairy ones will survive their enviroment, so they are adapted. And number III is true because as hairy caterpillars will survive more than non-hairy, they will be able to reproduce and pass their hairy trace.
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A certain species of pine tree survives only in scattered locations at elevations above 2,800 meters in the western United States. To understand why this tree grows only in these specific places, an ecologist should ________.
A certain species of pine tree survives only in scattered locations at elevations above 2,800 meters in the western United States. To understand why this tree grows only in these specific places, an ecologist should investigate the various biotic and abiotic factors that are unique to high altitudes.
The survival of certain species of pine trees only at elevations shows that there will definitely be a biotic or abiotic factor that enhances the growth of the pines at that place.
It might be due to abiotic factors like the temperature of the soil at high altitudes or due to some biotic factor like a mutualistic relationship with organisms at high altitudes.
Microclimatic conditions depend on such factors as temperature, humidity, wind and turbulence, dew, frost, heat balance, and evaporation. The effect of soil type on microclimates is considerable.
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Why is genetic variation important? Select all that apply:
Answer:
Genetic variation in a group of organisms enables some organisms to survive better than others in the environment in which they live. Organisms of even a small population can differ strikingly in terms of how well suited they are for life in a certain environment.
Explanation:
Genetic variations are important because a diverse gene pool is good for long-term survival of a species since the environment is always changing, so the diversity of DNA offers the most fit of the species a better chance of surviving because they are most adapted to the constantly changing environment.
A species of frog is found separated into many subpopulations living in ponds that are surrounded by agricultural fields. Sometimes one frog subpopulation goes extinct because of disease or environmental stochasticity. Frogs from other subpopulations will occasionally move across fields to recolonize ponds where subpopulations have gone extinct. This is an example of:
A species of frog is found separated into many subpopulations living in ponds that are surrounded by agricultural fields. Sometimes one frog subpopulation goes extinct because of disease or environmental stochasticity. Frogs from other subpopulations will occasionally move across fields to recolonize ponds where subpopulations have gone extinct. This is an example of metapopulation.
In ecology, a metapopulation is a geographical collection of related populations of a species. Each metapopulation for a given species is constantly changing due to population growth (births and immigrations), population decline (deaths and emigrations), as well as the development and dissolution of local populations included within it. A given species' local populations fluctuate in size, making it possible for it to go extinct when there aren't as many of it around.Some species frequently experience local population extinction, and the regional persistence of such species depends on the presence of a metapopulation. Therefore, removing a significant portion of the metapopulation structure in some species may raise the likelihood of regional extinction.
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A species of frog is found separated into many subpopulations living in ponds that are surrounded by agricultural fields. Sometimes one frog subpopulation goes extinct because of disease or environmental stochasticity. Frogs from other subpopulations will occasionally move across fields to recolonize ponds where subpopulations have gone extinct. This is an example of metapopulation.
What does metapopulation mean?A group of geographically distinct populations of the same species that interact on some level constitute a metapopulation. Richard Levins first used the word "metapopulation" in 1969 to describe a population dynamics model for insect pests in agricultural fields, but the concept has since been widely used to describe animals that live in naturally or artificially fragmented environments. In Levins' own words, it consists of "a population of populations".
Each metapopulation for a given species is constantly changing due to population growth (births and immigrations), population decline (deaths and emigrations), as well as the development and dissolution of local populations included within it.
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distinguishing plate boundaries divergent boundary convergant boundary transform boundary
Answer:
Divergent boundaries -- where new crust is generated as the plates pull away from each other. Convergent boundaries -- where crust is destroyed as one plate dives under another. Transform boundaries -- where crust is neither produced nor destroyed as the plates slide horizontally past each other.A divergent boundary is where two tectonic plates are moving away from each other. A convergent boundary is where two tectonic plates are moving toward each other. A transform boundary is where two tectonic plates are sliding past each other horizontally.
Divergent Boundary: In this boundary, the plates are being pulled apart by tensional forces. As they separate, magma from the mantle rises to fill the gap, creating a new crust. This process is known as seafloor spreading.
Divergent boundaries are often associated with mid-ocean ridges, underwater mountain ranges formed by the upwelling of magma. On land, they can result in rift valleys, where the Earth's crust is being pulled apart.
Convergent Boundary: In this boundary, the plates are being pushed together by compressional forces. As they collide, one plate is usually forced beneath the other in a process called subduction. Alternatively, if both plates have similar densities, they may compress and buckle, creating mountain ranges.
Convergent boundaries can lead to deep oceanic trenches (associated with subduction zones) and volcanic arcs on the overriding plate. They also create mountain ranges like the Andes and the Himalayas.
Transform Boundary: In this boundary, the plates are moving laterally in opposite directions. The movement is not smooth and can cause earthquakes as the plates get locked together and then suddenly slip past each other, releasing pent-up energy.
Transform boundaries are characterized by prominent fault lines, such as the San Andreas Fault in California, where the Pacific Plate and North American Plate slide past each other.
In summary, divergent boundaries involve plates moving apart, convergent boundaries involve plates coming together, and transform boundaries involve plates sliding past each other horizontally.
These plate interactions play a crucial role in shaping the Earth's surface and are responsible for many geological phenomena and natural disasters.
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