The beetles that died were unable to avoid or detoxify the chemical and were thus killed by nerve poison insecticides.
Chemicals called insecticides are used to kill insects or stop them from acting in an unwanted or destructive way. Their structure and mechanism of operation are used to categorize them.Most insecticides function by interfering with the insect's nervous system. The herbicide prevents neurotransmitters in synapses from transmitting information. Acetylcholine is the name of the substance that the body produces and uses to transmit information through synapses. Muscles can relax because of an enzyme called cholinesterase that binds to acetylcholine.Through the synapses, acetylcholine communicates with the muscles. The cholinesterase is impacted when a pesticide is administered at a deadly dose for a specific body, preventing it from binding with the acetylcholine. The muscles become overstimulated as a result, which will cause paralysis and death.
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The drivers left hand and arm is extended upward this hand signal means that the driver plans to:.
The driver's left hand and arm are extended upward. This hand signal means that the driver plans to: Turn left.
When a car's lights fail, the driver can still communicate with other drivers by using hand signals. Additionally, because they lack alternative signaling equipment, cyclists, skateboarders, and scooter riders frequently employ hand signals. In order to keep oneself and others safe, they must be able to read hand signals.
There are 3 standard hand signals for drivers:
Stopping or slowing down is denoted by extending your arm downward and looking backward with the palm.An arm sticking out of the window in a straight line signifies a left turn.Turning to the right turn is signified by raising the arm in a 90° angle.If the car don't have brake lights, the driver can slow down or stop by extending their arm downward and pointing their palm backwards.learn more about hand signals here: https://brainly.com/question/18597010
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do animal cells have a vacule
Answer:
yes
Explanation:
Answer:
yes
Explanation:
both animal cells and plant cells have vacuoles.
Which statements describe a human-created mass extinction? Select three correct choices.
It results from the disappearance of entire species in a short time.
It results from the disappearance of a few organisms in a short time.
It is caused by the growth of the human population.
It is a type of long-term change.
It is a type of short-term change.
It is caused by a decrease in the introduction of nonnative species.
The answer is A,C,D
The statements that describes a human-created mass extinction includes:
(C). It is caused by the growth of the human population.(D). It is a type of long-term change.(A). It results from the disappearance of entire species in a short time.Meaning of mass extinctionmass extinction can be defined as an occurrence where a significant amount of members of a particular specie disappears or vanishes.
Mass extinction has led to the loss of an entire specie race and the reduction in the number of a specie if affected.
In conclusion, The statements that describes a human-created mass extinction are highlighted above.
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What is the primary advantage of multiple researchers obtaining the same result?
O Conclusions are more credible when they are independently verified.
O Conclusions are less likely to be forgotten years later.
O Conclusions are less likely to require additional research at a later date.
O Conclusions are more likely to be disproved by additional research.
Hello!
The primary advantage of multiple researchers obtaining the same result is the conclusion is likely to be more credible when they are independently verified. As the work done by them gives the same result, it can be easier to believe.
Answer:
Discoveries are more credible when they are independently verified.
Explanation:
Discoveries are more credible when they are independently verified. Discoveries are less likely to be forgotten years later. Discoveries are less likely to require additional research at a later date...
If multiple researches obtained the same result, it means that the test is highly repeatable ! Highly repeatable results are always very welcomes, because people believe that they have a high validity and high credibility.
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The percentages of naturally occurring elements making up the human body are similar to the percentages of these elements found in other organisms. How could you account for this similarity among organisms
All living things have basic needs in common, and these needs are met in certain ways that require trace elements.
Of the 92 evidently taking place factors, living matters are composed of best approximately 26, and six of these 26 make up practically all the weight of most living matters. The other 20 elements crucial for lifestyles are found in very small amounts, some in such tiny amounts that they're targeted without a doubt as "trace factors".
The human frame is about 99% constituted of just six factors: Oxygen, hydrogen, nitrogen, carbon, calcium, and phosphorus. Any other 5 elements make up approximately 0.85% of the closing mass: sulfur, potassium, sodium, chlorine, and magnesium.
Despite the fact that aluminum and silicon are considerable in the earth's crust, they're discovered in hint amounts within the human body. Different hint factors encompass metals, that are regularly cofactors for enzymes. Trace factors include iron, cobalt, zinc, iodine, selenium, and fluorine.
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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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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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The nucleus of the cell is similar to the wht system of the body
Answer:
ExplanationNervous system:
While the nervous system coordinates and sends signals to every organ, the nucleus controls how each individual cell functions. A nucleus is comparable to the nervous system in this way.
The nucleus controls the activities of the cell by regulating gene expression and upholding the integrity of sequences, making it the cell's control center.
A network of fibrous intermediate filaments surrounds the nucleus, which is also encased in an extremely double membrane known as the "nuclear envelope" and contains almost all the cell's polymer.
The nervous system is an extremely sophisticated part of an animal that uses signals sent to and from various parts of its body to coordinate its movements and sensory data.
Therefore, the nucleus is similar to the nervous system in the body.
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do you think the biodiversity is as high in a city park as it is in a rainforest?why or why not?
No, the biodiversity is not as high in a city park as it is in a farm or rainforest
because, in an urban city park, only the species with the most general habitat and resource requirements have generally remained in the urban park.
What is Biodiversity ?“Biodiversity” not only refers to the number of individual species, but also the genetic variety within and between species and the diversity of ecosystems and regions.
City Parks are less likely to have biodiversity richness as compared to a farm or a rainforest.This is because these parts are artificially created and a lot of naturally occurring flora and fauna are modified in the process. This results in dilution of biodiversity-rich place.Learn more about Biodiversity here:
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Blood flows through a continuous network of blood vessels that forms a double circuit; the _________ circulation connects the heart and lungs. * 1 point pulmonary systemic aortic cardiac
Answer:
pulmonary circulation
Explanation:
Show your data for the melting rate of the conglomerate model and of the plain model. Then, on a separate
sheet of paper, graph your data. You do not need to turn in the curve, but you will need to describe the rate of
change over time.
The data for the conglomerate and plain model is:
Model 0M 5M 10M 15M 20M 25M 30M 35M 40M
Conglomerate 600g 590g 580g 520g 500g 460g 300g 210g 105g
Plain 280g 260g 260g 250g 240g 235g 220g 215g 210g
A brief explanation of the rate of change over time:
The melting rate begins slowly and in the plain model, the melting pace is at the same rate, while the conglomerate model increased its melting rate from 25 minutes to 40 minutes.
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hysiologic dead space Multiple Choice Anatomic dead space lost alveoli Anatomic dead space air in the respiratory zone Anatomic dead space air in the alveoli Air in the alveoli air in the conducting zone
Physiological dead space comprises of anatomic dead space) + (alveolar dead space) in the respiratory zone.
Air that is present in the conducting airways, in terms of volume is the anatomic dead space.Inhaled air entering this area of the lung cannot participate in gas exchange because alveolar capillaries are blocked (e.g., by a pulmonary embolism), therefore it behaves just like air entering the conducting airways. The amount of respiratory zone air that is not involved in gas exchange, known as physiologic or total dead space, is equal to anatomic plus alveolar dead space. The respiratory bronchioles, alveolar duct, alveolar sac, and alveoli make up the respiratory zone.The figure shows empty space. Anatomic dead space is represented by the volume of gas just in the airways i.e., gas close to the respiratory bronchiole, including gas in the mouth, nose, and ventilator tubing where no gas exchange is possible.learn more about Physiological dead space here: https://brainly.com/question/9734216
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The use of electronic instruments or other techniques to monitor and change subconscious activities, many of which are regulated by the autonomic nervous system, is called _____.
The use of electronic instruments or other techniques to monitor and change subconscious activities, many of which are regulated by the autonomic nervous system is called Thermal Biofeedback.
Assessing the physiological parameter. Transforming—giving the measurement a clear form. Providing feedback and information to the learner of controlling bodily functions.What is biofeedback?Sensors linked to your body are used in biofeedback therapy to track important bodily processes. You are supposed to learn more about how your body functions with the aid of biofeedback. You might use this knowledge to gain more control over specific bodily processes and take care of any health issues.
What are the parameters of biofeedback?Among the most commonly used physical readings are: Muscle tension. Skin conductivity (e.g. as a general measure of relaxation, stress, emotions) Skin temperature.
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The use of electronic instruments or other techniques to monitor and change subconscious activities, many of which are regulated by the autonomic nervous system, is called biofeedback.
What is biofeedback?A mind-body approach known as biofeedback employs a variety of monitoring tools to give the body's physical functions, which are typically controlled by the body's automatic systems, conscious control. There are several kinds of biofeedback instruments that can be used to track the development of the activity and show the efficacy of the therapy as it is being administered.
The equipment that measures the following uses biofeedback the most frequently:
brain activityrespiration rateblood pressureheartbeat frequency and heartbeat variabilitytension in muscleselectrification of the skinskin temperatureDevices used to measure body change are:
Electromyogram (EMG): To measure muscular tension, use this.Electrodermal activity (EDA): This measures variations in perspiration rate.Measures of finger pulses: These evaluate heart rate and blood pressure.Electroencephalogram (EEG): This is used to assess brain electrical activity.Learn more about biofeedback here:
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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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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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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.
In guinea pigs, long hair is dominant to short hair. A pure bred short haired guinea pig is
bred with a hybrid long haired. What does each of those look like? (use the letter H)
What percent of the babies will have h as their alleles?
Answer:
Hybrid long hair: Hh
Pure bred short hair: hh
Their children: 50% Hh, 50% hh
Explanation:
Punnett square
What conditions make for a violent volcanic eruption?
A. Magma with low gas content
• B. Magma with high silica content
• C. Magma with low viscosity
•
D. Magma that can flow easily
Answer:
B. Magma with high silica content.
Explanation:
Too explain, magma with high silica context has very high viscosity which is perfect for a volcanic eruption to be formed (a very violent at that).
In each magma, there is always some type or degree of gases trapped such as carbon dioxide (CO2) and water (H2O).
This means the more gases trapped, the increase in the violence of the explosion.
So the silica content in magma overall control or determines how thick it is, the easiness of it's flowing, and how quickly dissolved gases that are trapped in the magma can be released. Due to these reasons, it can therefore be shown that the silica content of magma overall determines whether the eruption is violent or not. It would also determine the shape and size of the produced (resulting) volcanic cone.
So with Option B, due to the magma having high silica content, it has the right conditions for a violent volcanic eruption. Therefore, Option B. Magma with high silica content is correct.
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.
Ms. Tierney arrives in the Emergency Department with a burn that extends throughout the dermis and epidermis. It is hard, dry, and leathery with a brown to black color, and in one area it seems to have extended into the subcutaneous fat layer. Ms. Tierney's burn is most likely a ___ burn.
Agriculture developed independently in different areas of the world. because different kinds of plants grow in different regions, early farmers ended up growing different crops. which region grew wheat and barley?
Sulaiman and Kirthar hills are the locations where wheat and barley were sown first.
Which region grow wheat and barley first?The areas where people first began to grow crops i.e. wheat and barley were located in the regions of Sulaiman and Kirthar hills about 8000 years ago.
So we can conclude that Sulaiman and Kirthar hills are the locations where wheat and barley were sown first.
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create a flow chart illustrating how food is digested and how wastes are removed from the body. A flow chart is a diagram of the sequence of movements or actions of people or things involved in a complex system or activity.
You should include the following structures in your flow chart: mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, kidneys, bladder, ureter, and urethra. Be sure to include a short description of how each of these structures contributes to the digestive process and/or how it removes wastes from the body. Also, include a title as well as a short description of how the digestive and excretory systems contribute to homeostasis.
The Human Digestive System Flow chart is attached accordingly. See explanation of the Human Digestive System below.
What is the Human Digestive System?The Human Digestive System is the part of the human body that is responsible for breaking down food into part that is readily absorbable by the body and expels waste products.
How does the digestive and excretory system contribute to homeostasis?By providing the body with the nutrients it needs to carry out its many activities, the system aids in the maintenance of homeostasis.
The lungs, skin, and kidneys are the organs through which the system expel cellular waste.
The word for the muscular hollow organ that holds urine is the.
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Living systems
a) violate the first law of thermodynamics.
b) decrease their entropy while increasing the entropy of the universe.
c) are only compelled to follow the first law of thermodynamics
d) are examples of a closed system
e) violate the second law of thermodynamics
Living systems are examples of a closed system, as they have an organism and unit configuration.
What is a closed system example?A closed system is one in which only energy is transferred and not any matter. Earth is considered the best example of a closed system as it only transfers energy and not matter around its atmosphere. And it is a natural process that is happening in and around the Earth.
With this information, we can conclude that Living systems are examples of a closed system, as they have an organism and unit configuration.
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The fluid mosaic model describes the plasma membrane as consisting of
a) individual proteins and phospholipids that can drift in a phospholipid bilayer.
b) a protein bilayer with embedded phospholipids.
c) carbohydrates, proteins, and phospholipids that can drift in the membrane.
d) two layers of phospholipids with protein sandwiched between them.
e) a phospholipid bilayer with embedded carbohydrates.
When the charge builds up inside the thylakoid, this drives the formation of ATP from (blank) and (blank). This process is called chemiosmosis.
(blank) PGAL are used to make (blank), while the remaining 10 PGAL are
rearranged to form more (blank), then the Calvin cycle starts all over.
Free energy and proton drives the formation of ATP molecules inside the thylakoid.
How ATP is formed in chemiosmosis?When the charge builds up inside the thylakoid, this drives the formation of ATP from free energy and proton. The hydrocarbon skeleton of PGAL is used to form fatty acids and glycerol.
PGAL are used to make energy molecules, while the remaining 10 PGAL are rearranged to form more ATP molecules.
So we can conclude that free energy, proton, fatty acids and glycerol are the correct answers for the given blanks.
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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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3 facts about Photosynthesis ?
Answer:
3 FACTS ABOUT PHOTOSYNTHESIS:
The chemical equation for photosynthesis is: carbon dioxide + water --> glucose + oxygenPhotosynthesis the process by which green plants and some other organisms use sunlight to synthesize (get or create) nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.Hope this helps!
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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Two noncellular agents, smaller than viruses, are infectious RNA strands called ___ and infectious proteins called ___.
Two noncellular agents, smaller than viruses, are infectious RNA strands called virioids and infectious proteins called prions.
Virioids are irresistible specialists that comprise just of bare RNA with next to no defensive layer, for example, a protein coat. Viroids contaminate plants and are reproduced to the detriment of the host cell. Viroid genomes are little single-stranded circles of RNA that are just 250-400 bases in length.
A prion is a "proteinaceous infectious particle," a name that was abbreviated to "prion" simply a protein. Prions are proteins that can attack cells and some way or another direct their own duplication, making a greater amount of the separated proteins. Prions can enter the cerebrum through contamination, or they can emerge from mutation in the gene that encodes the protein.
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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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