Population Density is therefore equal to the number of inhabitants divided by the land area. Land area should be measured in square miles or square kilometers.
What is the demographic breakdown?The spatial pattern caused by population dispersion, agglomeration formation, linear spread, etc. is referred to as population distribution. The number of people per unit area is known as population density. It demonstrates the connection between a population's size and the area in which it resides.
Which formula governs population?Population after n years equals P x (1+R/100)n if growth is constant at R% per year. 3. If the population is declining at a constant rate of R% annually, the population after n years will be equal to P x (1-R/100)n.
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A scientist examines a bacterium and learns that it carries a gene that makes it resistant to antibacterial medication. Because bacteria reproduce through________, it’s likely that ______of the offspring created by bacteria with this gene will be resistant to the medication.
(the first blank options) (The Second blank options)
Binary fission all
Mitosis half
regeneration none
Answer:
1 = mitosis 2 = half (maybe)
Explanation:
PLEASE HELP!
Use two examples for plants to explain how the development of new technologies such as radioisotopes has increased our knowlegde of reactions in plants.
Answer: The radioactive isotopes can be used to track many physiological functions and chemical reactions occurring within the cells of the living organisms including plants.
Explanation:
Phosphorus uptake by the plants: Phosphorus is an essential mineral required by the plants for their growth and metabolism. The radioactive phosphorus-32 can be used to track back the rate at which the plant absorbs the phosphorus from the soil. This can help scientists to identify plants that can absorb phosphorus more quickly.
Pesticides levels in the plants: The pesticides levels in the plants can be traced by using radioisotopes such as chlorine-36. This can be used to trace the fact that how much of pesticide is present in the soil and how much of it is utilized by the plants. This is helpful identifying the fact that which pesticide is useful for the growth of the plants.
PLEASE HELP WILL GIVE 40 POINTS
Answer:
Explanation:
Yes this would make sense because of the way turtles are more or less in the grounds of the sand.
No, it shall not. Due to the fact that they can work with cooler and warmer weather when developing.
Yes, no that people are in charge of where turtles would develop, they can change temp at their will, and they know forecasts. This is where they get the upper hand
In the summer, coastal towns usually experience cool ocean breezes, as shown in the
Which process creates the type of ocean breeze shown?
BEBE
Answer the lab question, "What is the effect of the
inheritance of one trait on the inheritance of a
second trait?" with a hypothesis. Remember that
you can either assume that the two genes are
independent or that they are linked. What results
would you expect in either case?
Hypothesis:
DONE
Answer:
Hypothesis: An inherited characteristic is not able to interfere in the inheritance of another characteristic in the same organism.
Explanation:
An inherited feature does not interfere with another inherited feature. This is because the genes are inherited by joining the gametes, which contain the genes of the organism's parents. Each gene is distributed in gametes completely randomly and independently. Inheritable characteristics are represented by these genes. In this way, genes are inherited independently, they do not interfere with inheritable characteristics. However, in genes inherited together, we can consider that only one inheritable trait would be presented, since these genes would interfere in the construction of another trait. This can be studied through hybrid crossings in living beings.
Can somebody help me to this answer?
Answer:
Saving forest -> Use computers for communication and taking notes, conserving freshwater aquifers -> Treat sewage water and use it in factories, Reducing CO2 emissions that contribute to climate change -> Walk or use bicycle for short distance trave
Answer:
1. bottom box, 2. top box, 3. middle box
Explanation: common sense really
what is the function of valves between the heart chambers
An organism is identified as having the characteristics of the genus "canis" while it's species is determined to be "lupus". Which answer choice would properly demonstrate the organism's scientific name using binomial nomenclature? A. canis lupus
B. Canis Lupus
C. Lupus canis
D. Canis lupus
E. lupus canis
Answer:
Explanation:
b I’m pretty sure
Answer:
The answer is D.
Explanation:
The Genus is capitalized whereas the species is not.
What do decomposers leave behind after getting their energy?
А
chlorophyll and vitamins
B
carbon dioxide and water molecules
с
elements like carbon, nitrogen and phosphorus
D
energy-rich carbohydrates
Answer:
C: elements like carbon, nitrogen, and phosphorus
Explanation:
Choice C is the correct answer.
Decomposers leave elements like carbon, nitrogen, and phosphorus behind after getting their energy. Therefore, option C is correct.
What are decomposers?Decomposers are creatures that transform dead plants and animals into humus, a material with a deep brown color. Any ecosystem needs decomposers to function properly. Plants won't obtain vital nutrients if they aren't present in the ecosystem, and they will accumulate decaying objects.
Each contributes to the food recycling process in a different way. To transform dead plants or animals into simple substances, fungi release compounds. Some of these elements are absorbed by them for growth, while others go into the soil. As they ingest dirt, earthworms break down decaying plant and animal debris.
They leave elements such as carbon, nitrogen, and phosphorus after the decomposition of matter. Therefore, option C is correct.
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A significant shift in the environmental conditions over a very short period of time caused most groups of dinosaurs to become extinct because of their inability to adapt fast enough. This allowed for a variety of niches to open providing current organisms new opportunities. Mammals were one group of organisms that took advantage of this environmental change, filling niches that were unoccupied and eventually developing new species that were specifically adapted to their particular environment. Which of the following is a term that most correctly describes this process?
A. Adaptive radiation
B. Gradualism
C. Convergent evolution
D. Genetic drift
Answer:
A. Adaptive radiation
Explanation:
Scientists have discovered that all living things can be traced to a single ancestor Which following statements best relates this discovery to the evolution things
A. All living things have life cycles that include birth and death.
B. All living things are made out of the same types of macromolecules.
C. Many organisms have gone extinct since life appeared on Earth.
D. Most organisms alive today are unlike organisms from the past.
Answer:
A.all the living things have life cycles that include birth and death
What percent of Earth’s fresh water is surface water available for human use?
A)
about 1%
B)
about 7%
C)
about 50%
D)
about 97%
E)
about 99%
Answer:
A only 1% of water is available for Us Humans to Use.
Give two examples of pioneer species.
Answer:
Two examples of pioneer species are lichens and bacteria
Explanation:
helps it helps
have a great day
Multiple sequence alignment is a method that can be used to compare three or more biological sequences to determine homology and evolutionary relationships between species. This is done by selecting a target protein or DNA sequence (consensus) and comparing it across other species’ sequences. Conservation is a statistical analysis that describes how much the target sequence is observed across the selected group of species. A higher conservation score indicates that the protein or gene is more ancient or more critical across species.
Construct a cladogram using the multiple alignment of a protein sequence found below.
Answer:
here is the answer key
Explanation:
Q4: Manual chewing of food is not enough in order to break down food, enzymes in the saliva and other parts of the body do what? * 10 points Used to lower the activation energy needed for a chemical process They speed up the rate of chemical reactions allowing more productivity They help break down various sugars that can then be absorbed All of the above
Answer:
All of the above
Explanation:
Digestion or breakdown of food in our body can either be physical/mechanical or chemical/enzymatic. As rightly stated in this question, the manual breakdown of food by the teeth is not enough, chemical digestion must occur via the aid of proteinous substances called ENZYMES. Enzymes, which are secreted by certain organs in the body, do the following:
- They speed up the rate of chemical reactions by lowering the activation energy needed for the chemical process, allowing more productivity.
- Enzymes help break down various sugars that can then be absorbed e.g amylase helps break down starch, proteases break down proteins, lipases break down lipids etc.
please no links i don’t have time for that lol
Careful studies have shown that robin eggs of intermediate size are more likely to produce viable offspring than smaller or larger eggs. This is an
example of
Genetic drift
Stabilizing selection
Heterozygote advantage.
Directional selection
Answer:
Reminder to be happy, go drink some water, eat some food and relax! You are loved :) <3
Explanation:
What does the latest DRC outbreak have in common with the West
Africa outbreak of 2014-2016
Answer:
IF YOU WANT MORE EXPLANAION YOU CAN MESSAE ME OK
Explanation:
On November 21, 2014, the WHOexternal icon reported that 42 days had passed since the last Ebola case tested negative twice and was discharged from a hospital in the Democratic Republic of the Congo (DRC). According to WHO recommendations, an Ebola virus disease outbreak in a country can be declared over once 42 days have passed and no new cases have been detected.
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PLS HELP......DNA, RNA, condon chart
name the part of alimentary canal that grinds lumps of food up and mixes it with saliva (without explanation)
Answer: Mouth or oral cavity
Explanation:
The alimentary canal is the long passage through which the food passes. It includes components like mouth, esophagus, stomach, intestines, and anus. It is supplied by digestive juices and secretions by other organs like liver, and pancreas which are not the part of the alimentary canal. Mouth or oral cavity or buccal cavity is the first component of the alimentary canal from where the food enters in the body. It is grinded and masticated by the teeth and mixed with the saliva so that it is converted into liquid form easily swallowed through the gut. The saliva is produced by the salivary amylase enzyme present in the mouth.
4. Which of the following is an example of kinetic energy?
Answer:
2nd or B
Explanation:
Kinetic energy is energy in motion. it couldn't be A, because the roller coater isn't moving. It couldn't be C, because that is called potential energy. It can't be D because the light is off.
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PLEASE HELP ASAP
What negative consequence can occur when non-native species are introduced into an ecosystem?
Native species will prey on the invasive species.
The introduced species prey on native species.
The introduced species mate with native species, adding genetic variety.
The introduced species strengthen the ecosystem by adding diversity.
Answer:
The introduced species prey on native species.
Explanation:
This could cause the native species to go extinct, damaging the natural ecosystem.
Which component of RNA
replication has a structure similar to that of remdesivir?
Answer:
RNA nucleotide.
Explanation:
RNA nucleotide is the part of RNA replication that has similar structure to Remdesivir. Remdesivir is covalently bonded to the replicating RNA, which blocks further synthesis of RNA. This Remdesivir work against the viral polymerase and prevents viral spreading by blocking the synthesis of RNA. Remdesivir has similar structure to RNA nucleotide but different in their functions. Remdesivir is used against many viral infections due to its effectiveness on the RNA replication.
Prozac, Zoloft, and Paxil are called SSRIs because they a decrease the release of oxytocin in the endocrine system in anxiety disorders. b slow the normal reuptake of excess serotonin from synapses in depression. c successfully level the emotional highs and lows of bipolar disorder. d stimulate the release of norepinephrine into the bloodstream in depression. e increase the number of receptor sites for dopamine in schizophrenia.
Answer:
b slow the normal reuptake of excess serotonin from synapses in depression
Explanation:
Serotonin is a neurotransmitter that transports signals or messages between neurons.
Although other neurotransmitters are involved in depression affection, alteration in serotonin levels is an important cause of the disease.
Affected people that express depression show an alteration of the normal serotonin levels in the interneuronal space. There is a noticeable decrease in molecule concentration due to an increase in its reuptake.
The substances used in the depression treatment belong to the SSRI group. SSRI means Serotonin Selective Recapture Inhibitor. It means that these substances inhibit the reuptake of serotonin that usually occurs in affected patients.
ISSR treats depression by enhancing serotonin levels and its transmission by blocking the reuptake in neurons. In this way, there is more serotonin available to improve communication between neurons.
ISSRs are selective because their principal target is the serotonin molecule and not the other neurotransmitters.
Look at the diagram
Which structure is responsible for bringing in the amino acids?
•1
•2
•3
•4
Answer:
2
Explanation:
it is the tRNA that brings the amino acids
In the given diagram, the structure that is responsible for bringing the amino acids is 2. The correct option is B.
What is protein translation?After the process of transcription of DNA to RNA in the cell's nucleus, ribosomes in the cytoplasm or endoplasmic reticulum synthesize proteins. The entire process is referred to as gene expression.
The translation of ribosome of mRNA molecule occurs in three stages: initiation, elongation, and termination. The small ribosomal subunit binds to the beginning of the mRNA sequence during initiation.
The t RNA plays a role in protein synthesis by decoding an mRNA codon and using its anticodon to transfer a specific amino acid to the end of a chain in the ribosome.
Transfer RNA connects the messenger RNA (mRNA) molecule to the growing chain of amino acids that makes up a protein.
Thus, the correct option is B.
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What are the steps a botanist likely might follow in the discovery of a new plant species? Describe at least two
steps.
Answer:
Reminder to be happy, go drink some water, eat some food and relax! You are loved :) <3
Explanation:
I'LL GIVE YOU BRAINLIEST!!Which is the best definition of air pressure? *
1 point
the weight of the air pressing on everything in the environment
the amount of precipitation in a certain area
the type of clouds in the atmosphere
the amount of water vapor in the air
it's the weight of the air pressing on everything in the environment
Four waves have different wavelengths and frequencies. Which statement is true
A- the wave with the greatest frequency will be the most powerful wave
B- all waves have to mechanical
C- the wave with the lowest frequency will be the most powerful wave
D- none of the above
Answer:B
Explanation:
Answer:
B- All waves have to mechanical
Explanation:
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how names and zodiacs affect who people are and how they look
The seasonal elements of ancient astrology are as follows: Spring (wet becoming hot) – Air – Gemini, Libra, Aquarius. Summer (hot becoming dry) – Fire – Aries, Leo, Sagittarius. Autumn (dry becoming cold) – Earth – Taurus, Virgo, Capricorn.
Can someone please help me
Answer:
The question A. is "period"
The question Below known as B. is "Group"
Explanation:
"You must not fear, for the answers are actually quite near."
(like in the paper)
Solve this please
What do I writ's in each category?
Answer:
mRNA: UUGGACCGGUACCUG
Codon: UUG GAC CGG UAC CUG
Anti-codon: AAC CUG GCC AUG GAU
Amino Acids: Asn-Leu-Ala-Met-Asp