A biologist studying alpine wildflowers notices that two populations of similar species are able to occupy the same niches. However, species A is mostly found at lower altitudes, while species B is mostly found at higher altitudes. What has most likely caused the realized niches of these two wildflower populations to be smaller than their fundamental niches?

Answers

Answer 1
Final answer:

Species A and B have different altitudinal preferences due to competitive exclusion and resource partitioning, which leads to their realized niches being smaller than their fundamental niches. This minimizes competition, allows coexistence, and can drive speciation.

Explanation:

In understanding why species A and species B, while having similar ecological niches, tend to occupy different altitudinal ranges, we must look to the concept of competitive exclusion and resource partitioning. The competitive exclusion principle states that two species that contest for the exact same resources cannot coexist at constant population values if other ecological factors remain constant. One of the species will either be pushed into another niche or become extinct. In this case, while species A and B could potentially have the same fundamental niche, the differences in altitudinal preference indicate a realized niche that has been shaped by competition and environmental pressures.

Over time, these pressures, including competition for resources and differing environmental conditions, have caused species A and species B to evolve adaptations suited to their respective ranges. This can lead to speciation, the emergence of new species as populations diverge genetically. Species A, adapted to lower altitudes, and species B, adapted to higher altitudes, thus minimize competition by occupying slightly different niches—which allows them both to survive without direct competition.


Related Questions

Aimee is writing a report on how natural hazards can be made worse by human activity. Which natural hazards are most likely to appear in her report?
droughts and wildfires
wildfires and tsunamis
tsunamis and rip currents
rip currents and tornadoes

Answers

The natural hazards that are most likely to appear in Aimee's report are DROUGHT AND WILDFIRES.
Although drought and wildfire are considered as natural disasters, there are some human activities, which exaggerate the effects of these natural hazards. For instance, burning of bushes during deforestation can exaggerate wildfire and destroy other things that are not meant initially for destruction.

Answer:

Drought and Wildfires

Explanation:

Think about it, wildfires are caused by drought and in some cases different materials being left outside, and drought is because we use up a ton of water, and a bit of natural phenomenon

A geographic information system (GIS) helps scientists visualize, analyze, and interpret data about locations on Earth. Which statement describes how GIS mapping can help in planning for floods? A) They can help identify weak infrastructure, like roads and bridges, that would need repair before a flood. B) They can help seismologists understand how floodwater can absorb into the ground and cause plates to shift. C) They can help meteorologists understand the air temperatures and cloud formations before and after a flood. D) They can help search for lost pets that were separated from their families during floods and other sever weather.

Answers

I would say that D is the most likely correct answer. A GIS can show the topography of an area, and an elevation map can show the likely route water would flow. If the houses the pets originated from are mapped, the route water would have taken as it flowed past each house can be mapped, providing a likely position the pets would have ended up at. Models of water flow based on topography can model water flow before a flood has happened, and can even investigate the effects of floods of different severities.

The correct answer is option A, that is, GIS can help identify weak infrastructure, like roads and bridges that would need repair before a flood.

Flood planning is utilized by mapping technicians in emergency management, public safety, planning agencies, or public works to assess the influence of seasonal flooding scenarios and establish the flood response plans.  

In the process, the geographic information system can help in the assessment of flood risk and find the location of critical infrastructure. This can further help in the repairing of the infrastructures that are more susceptible to getting collapse due to massive flooding.  


A 60-year-old client tearfully explains to the nurse how her husband downplays her frequent migraines and tells her that she needs to "just push through a headache." she describes how her migraines have limited her ability to provide childcare for her young grandchildren and explains that she is unable to keep up her garden. the nurse should identify what nursing diagnosis when planning this client's care?

Answers

The correct answer is "ineffective low performance related to migraine headaches".
According to the patient's description, migraine headaches are creating a serious problem regarding her ability to perform all the actions that her role in her family involves. Her role as a grandmother involves taking care of her grandchildren and keeping up her garden as a hobby. These are actions which she can no longer perform due to her headaches. 

The city has applied for a government grant to build a new wastewater treatment facility. To qualify for the grant, the city must prove it has accounted for all potential dangers to animal populations surrounding the plant. What environmental parameters should be monitored to ensure the plant is not adversely affecting the animal species living near the plant? (2 points) Land prices and the potential damage to the housing market in the area The soil composition of the land and the topography of the surrounding area The costs of utility and wastewater set up for the new wastewater plant Migrating bird populations and the carry capacities of local animal species

Answers

I'm not saying this is for sure but this is what I'm answering for mine thanks to a yahoo answers.  d) Migrating bird populations and the carry capacities of local animal species. You don't have to award points or anything I just wanted to try and help. This is what I put on another persons questions as well. I hope this is helpful and accurate. I'm sorry if it is not. 

Answer:

Option D, Migrating bird populations and the carry capacities of local animal species

Explanation:

The government will provide grant only when the city will make efficient measures to cater the potential risk to the surrounding animals. With such norms, it becomes essential for the city to take suitable preservation steps. Therefore, the first effective measure to be taken by government is to determine the total strength of surrounding animals along with migrating species. Once the strength of the animals is known, subsequent preservation strategies could be formulated.

Hence, option D is correct.

Other than option D, none of the options indicate any measure that could help in preventing the surrounding animals.

Describe how Seymour Benzer's phage experiments contributed to deciphering the genetic code

Answers

Seymour Benzer accidentally found a gene called r (rapid lysis) in the bacteriophage T4. The rll mutants were not able to grow on the bacterial strain in his experiment which became the catalyst for his discovery on the meaning of a gene. He collected rll mutants and mapped about 20,000 mutants and deletion. The finding of his study is that the rll gene could be represented by an estimate of 1,000 recombination units.

Which of the following provides the correct order of the stages of meiosis pictured below?

A. Prophase II, Metaphase II, Anaphase II
B. Prophase II, Anaphase II, Telophase II
C. Prophase I, Prophase II, Metaphase I
D. Prophase I, Metaphase I, Anaphase I

Answers

D is the correct answer, hope this helps

Prophase I, Metaphase I, and Anaphase I are the correct order of stages of meiosis. So the correct option is D.

What is meiosis?

Meiosis is a kind of division of cells. It reduces the number of chromosomes present in the parent cell by half and results in the production of four gamete cells. That is why this process is also called reductional division.

This process results in the production of eggs in females and sperm cells in males for sexual reproduction. During reproduction, the sperm cell, and the egg fuse to form a single cell called a zygote. This way, the number of chromosomes is restored in the offspring.

The process of meiosis starts with a parent cell that is diploid. It means it has two copies for each chromosome. Then the parent cell undergoes one round of DNA replication. This is followed by two cycles of nuclear division. Then the process results in the formation of four daughter cells. These cells are haploid, which means they have half the number of chromosomes as the diploid parent cell.

Therefore the correct option is D.

Read more about meiosis, here

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Which system, the endocrine system or the nervous system, would be the better choice to regulate growth?

Answers

that will be the endocrine system

what is the term for the light particles that provide energy to photosynthesis?

Answers

I believe the answer is photon

Answer:

p h o t o n

Explanation:

The range of estimated cranial capacities for homo erectus is 400 to 800 cubic centimeters.
a. True
b. False

Answers

False! The estimated range is 700-1250 cm!

Hope this helps!

-Payshence xoxo

The trp operon in E.coli regulates genes that code for enzymes required for synthesis of the amino acid tryptophan. The trp operon is a repressible operon. When tryptophan is not available in the environment, the trp repressor protein is ____ . Therefore, RNA polymerase can bind to the______ to begin transcription

first blank ,actve,inactive or regulated
second blank operator,prometer, or structual genes

Answers

1) inactive
2)promoter

Ans.

Try operon or tryptophan operon represents a cluster of genes that transcribe together to code enzymes for tryptophan production. The try operon is regulated by a repressor protein. When tryptophan is present, it activates repressor protein that binds to operator and prevent expression of genes.

In the absence of tryptophan, repressor protein is present in inactive form that cannot bind to the operator. Therefore, RNA polymerase binds to promoter region and genes for tryptophan synthesis get expressed.

Thus, the correct option to be fill in the first blank is 'inactive or regulated' and for the second blank is 'promoter.'


Wechsler's test provided scores on 11 subtests measuring different abilities, which were grouped to provide an overall _____ and _____ for the test taker.

Answers

wechslers  test   provide  scores  on  eleven  subsets  measuring  different  abilities,which   are  grouped  to  provide  an  overall  verbal  scores  and  performance  score  for   test  taker. 
    the  wechsler    is  one test  in  suite  of  wechsler intelligence   scale. The  wechsler  intelligence    scale   for   children   is  designed  to  measure human  intelligence  as  reflected  in  both  verbal  and  non  verbal(performance)  abilities.  In  adult   and  older  adolescent  wechsler  test   measure  intelligence  performance  .

Which natural hazards are most likely to affect Florida, due to its geography? Check all that apply. drought undersea earthquakes floods rip currents tropical cyclones tsunamis wildfires

Answers

Your answer would be Floods,Tsunamis,Rip currents,Tropical cyclones and Undersea earthquakes

║Dylan║

Answer:

Tropical Cyclone, Wildfire

Explanation:

Tropical cyclone also known as hurricanes are caused in the state of Florida because Florida has coastal regions on its two sides which have warm oceanic currents and thus they are prone to hurricanes from both the east and west coast. Due to its location, Florida becomes a transitory point for all the hurricanes pathways which move from Atlantic Ocean to the Gulf of Mexico.  

Not only this, the climate of Florida is dry and humid and it faces moderate to extreme drought . Also it has hilly and mountainous terrain which causes the fire to easily move up and down the slopes. Also the dry plants and trees further fuel the fir.  

If the government of the United States took over the auto and steel industries, how would this affect our economy?

Answers

It would probably increase or decrease 

Shandreka is at a place in her pregnancy during which she is experiencing muscle contractions and movement and kicks. the major organs of her child are developing. which prenatal development stage is shandreka in? fetal embryonic placental fertilization umbilical

Answers

Fetal I believe sorry for taking so long.

put the following kinds of molecules in the order that they are used in protein synthesis amino acid DNA and mRNA

Answers

1.)Amino acids
2.)DNA
3.)mRNA

How many outer planets are there in the solar system???

HELPPPPPPP

Answers

There are four outer planets namely Jupiter, Saturn ,Uranus and Neptune
The planets of Jupiter, Saturn, Uranus, Neptune and maybe Pluto if they still consider it a planet

which of the following is a metalloid? A. oxygen B.silicon C. chlorine D.argon

Answers

The answer would be B. silicon!

Which of these shows the level of complexity, from simplest to most complex?

A. organism - organs - organ systems
B. organs - organ systems - organism
C. organ systems - organism - organs
D. organs - organism - organ systems

Answers

Hey there! :D

Simplest ==> Complex

We are looking for what makes up the bigger thing. 

An organ is part of an organ system. It is simpler than a whole array of organs, combined together to make a system. Take your digestive system. Your stomach is one organ, but all the intestines that contribute to the decomposition of food is far more complex than just one organ. 

organ- organ system

Organ systems make up a whole organism. The human body is composed of several organ systems. These make up a far more complex aspect of nature. The human body is far more incomprehensible and amazing then one organ system. 

So, "B" is the answer. organs-organ systems-organism.

I hope this helps!
~kaikers

Answer: Simplest ==> Complex

We are looking for what makes up the bigger thing.  

An organ is part of an organ system. It is simpler than a whole array of organs, combined together to make a system. Take your digestive system. Your stomach is one organ, but all the intestines that contribute to the decomposition of food is far more complex than just one organ.  

organ- organ system

Organ systems make up a whole organism. The human body is composed of several organ systems. These make up a far more complex aspect of nature. The human body is far more incomprehensible and amazing than one organ system.  

So, "B" is the answer. organs-organ systems-organism.

There are millions of different species of animals, plants, and microorganisms. Which of the following factors do biologists consider to be the most important when classifying organisms?
A. details of internal and external body structures
B. environmental conditions of the organisms' habitats
C. inherited and acquired behaviors
D. general appearance

Answers

The answer is A. Morphology/anatomy is considered more relevant than behavior or general appearance in the classification of organisms. It is due to these anatomical features that animals such as bats are classified differently from birds (with bats classified as mammals even though they fly like birds) due to differences in anatomical features like milk-producing glands and brain structure.






I believe its A -details of internal and external body structures

Which country imports the most metals? A.Africa B.Japan C.Australia D.Russia

Answers

Hi! Your correct answer would be,

B) Japan

Hope I helped, tell me if I'm wrong!
Yea... definitely Japan... That's the answer 

Objects that are too small or too large, events that occur too slowly or too quickly, and processes that are too complicated or too dangerous are most often represented by _______.

A.
models
B.
specimen collections
C.
controlled scientific experiments
D.
all of these

Answers

The answer would be A. Models

Answer:

The answer would be A models

Explanation:

This is the correct answer on study island

Which disease is characterized by brain lesions, such as neurofibrillary tangles and senile plaques? parkinson's disease delirium alzheimer's disease tardive dyskinesia?

Answers

The disease characterized by the above is Alzheimer's Disease

Including all of the relevant anatomical structures (and ending with the activation of the cranial nerve), explain how we sense spinning in a chair. what happens when the chair is suddenly stopped?

Answers

There are three semicircular canals filled with fluid in the inner ear at right angles to each other. Each senses the movement of your head along a different axis. Using all three, the brain is able to orient your body in 3D space. Tiny hairs lining the canals (hair cells) sense motion by sloshing of the water in the canals. Information from the hair cells are relayed to the brain as an interpretation of movement of the head.

During spinning in a circle, the fluid in the canals initially slosh in the direction opposite to your head's motion. However, the jelly-like material in which the hair cells are imbedded, the endolymph, adjusts to the movement of your head,causing the hair cells to straighten, and your brain no longer receives the message that you're spinning. In effect, your brain thinks that you are standing still while the the world is rotating around you. 

When you suddenly stop spinning, because of inertia, the endolymph keeps spinning. The fluid in your ear moves again in the direction in which you were spinning before, and a signal of movement is transmitted to the brain. You sense that you are moving, but you're not.  

What two goals are met by wearing personal protective equipment during phlebotomy procedures?

Answers

Personal protective equipment is an equipment which is used to prevent contact of hazardous substances. The two main goals are to control infection and to take preventive measures to protect workers from the exposure to blood and other infectious materials. Use of personal protective equipment reduces the transmission of communicable diseases.

Final answer:

Personal protective equipment (PPE) serves two purposes in phlebotomy procedures. It protects the healthcare provider from potential exposure to infectious materials, and it prevents the transmission of infectious diseases from the healthcare provider to the patient.

Explanation:

Wearing personal protective equipment during phlebotomy procedures meets two primary goals. First, it protects the healthcare provider from potential exposure to infectious materials, like bloodborne pathogens. Second, it helps to prevent the transmission of infectious agents from the healthcare provider to the patient.

For example, wearing gloves can prevent the healthcare provider's skin from coming into direct contact with the patient's blood, thereby reducing the risk of contracting diseases like HIV or hepatitis B. Likewise, masks and eye protection can protect the mucous membranes of the eyes, nose, and mouth from splashes or sprays of blood or other potentially infectious materials.

Moreover, these measures also prevent the transmission of any potential pathogens that the healthcare provider might be carrying, thereby protecting the patient's health.

Learn more about Personal Protective Equipment here:

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The graph shows the percentage of dog breeds affected by elbow dysplasia, which causes dogs to limp. What’s the most likely explanation for the mixed breed’s disease incidence? It has low diversity in its genes. It has high diversity in its genes. It’s good at saving human lives. It doesn’t suffer attacks from wild predators. It lives comfortably with people.

Answers

Answer:

it has low diversity in its genes

Explanation:

Answer:

A.

It has low diversity in its genes.

Explanation:

20POINTS/WILL MARK BRAINLIEST) Give an example of how natural selection could benefit a species. Justify your response in two or more complete sentences.

Answers

Evolution is the process of a new species being made. Natural selection is the process where better-adapted organisms survive. 

Final answer:

Natural selection is exemplified by the case of the peppered moth during the Industrial Revolution, where better camouflage due to dark coloration led to increased survival and reproduction of dark-colored moths as the environment changed.

Explanation:

Natural selection is a process where organisms that are better adapted to their environment tend to survive and produce more offspring. An example of natural selection is the case of the peppered moth (Biston betularia) during the Industrial Revolution. Prior to industrialization, these moths were predominantly light-colored, which camouflaged them against the light-colored trees and lichens they rested upon.

However, as the Industrial Revolution progressed, soot and pollution darkened the trees, making the once-camouflaged light moths more visible to predators. Conversely, moths that were darker-colored due to a genetic mutation became better camouflaged. Over time, the dark-colored moths became more common because they were less likely to be eaten by birds, demonstrating evolution in response to environmental changes.

This scenario is indicative of how evolutionary processes can lead to a change in a population's gene pool, influencing allele frequencies and contributing to the diversity of life forms adapting over generations.

The farther sort two genes are located on a chromosome

Answers

The farther apart two sort of genes are located on a chromosomes, THE LESS LIKELY THEY ARE TO BE INHERITED TOGETHER. 
The chromosomes is a thread like structure that is made up of nucleic acid and is found in the nucleus of most living organisms. Chromosomes carry genetic information in form of genes and it is the basis of inheritance in living organisms. A gene refers to a unit of heredity that is transferable from parent to offspring. When two genes are located beside each other on a chromosome, the probability of their been transferred together is higher than if the two genes are located farther away from each other. 
Considering the answers; A) Less likely they are to be inherited together. B) Less likely they are to assort independently. C) Less likely they are to be separated by a crossover during meiosis. D) More likely they are to be linked. The correct answer would be; A. Less likely they are to be inherited together. Genes are found in a chromosome at a location called the gen locus. Linked genes sit close together on a chromosomes, making them likelt to be inheriited together. Genes on separate chromosomes are never linked. Genes that are farther away from each other are more likely to be separated during the process called homologous recombination and thus they are not inherited together.

To reduce the amount of waste we produce takes thoughtful consideration about which products we use and how we use them. A goal to eliminate wastes entirely may not be achievable. Which is one way to reduce wastes?
A. Bury them in sanitary landfills.
B. Never use recycled products.
C.Do not produce them in the first place.
D.Use only disposable goods.

Answers

Final answer:

One way to reduce waste is to buy products with less packaging and to use reusable items instead of disposable goods. Maintaining and repairing products, as well as borrowing or sharing items, can also help reduce waste.

Explanation:

The most effective way to reduce waste is to not create it in the first place. This means being mindful of the products we use and finding ways to minimize waste. One way to reduce waste is to buy products that use less packaging. When manufacturers use less packaging, they use fewer raw materials, which helps reduce waste and costs. Another way is to buy reusable items instead of disposable goods. By using items multiple times, we can reduce the amount of waste we generate.

Additionally, maintaining and repairing products instead of throwing them out can also help reduce waste. By fixing clothing, tires, and appliances, we can extend their lifespan and reduce the need for replacements. Borrowing, renting, or sharing items that are used infrequently can also be a way to reduce waste, as it minimizes the need for individuals to purchase and own these items.

Final answer:

One way to reduce waste is to not produce it in the first place. This can be achieved through mindful consumption, reuse, and maintenance of products. Option C.

Explanation:

One way to reduce waste is to not produce it in the first place.

By being mindful of the products we use and how we use them, we can minimize waste and its impact on the environment. This can be done by:

Buying used items, which are often less expensive and just as good as new

Choosing products with less packaging to reduce waste and costs

Using reusable items instead of disposable ones

Maintaining and repairing products to extend their lifespan

Borrowing, renting, or sharing items that are used infrequently

Which stage of meiosis is responsible for Mendel's law of segregation?

Answers

Principle of segregation is the generalization that a sexually reproducing organism has two "determinants" or genes for each characteristic, and these two copies segregate (or separate) during the production of gametes. Independent Assortment occurs in metaphase I. Segregation occurs in anaphase I.


hope this helps!! :)
have a good day!! :D
plz mark brainliest!! XD
Hello,

Here is your answer:

The proper answer to this question is "metaphase 1".Which stage of meiosis is responsible for Mendel's law of segregation... is metaphase 1!

Your answer is metaphase 1!

If you need anymore help feel free to ask me!

Hope this helps!

When analyzing dna microarray results, why are colors turned into ratios?

Answers

Final answer:

Colors in DNA microarray analysis are turned into ratios to quantitatively compare gene expression between different samples. The ratio derived from the intensity of the fluorescent colors indicates the relative abundance of nucleic acid hybridization, allowing for a detailed comparison of gene expression patterns.

Explanation:

When analyzing DNA microarray results, colors are turned into ratios to provide a quantifiable measure of gene expression between samples. The use of colors such as green, red, and yellow indicate the presence and relative abundance of nucleic acids hybridizing at specific spots on the microarray. The green color represents nucleic acids from one sample, red from another, and yellow appears when both samples hybridize to that spot.

Microarray technology is often employed to compare gene expression patterns in different samples, such as cancerous cells versus healthy cells. The process involves hybridization of sample genomic DNA or cDNA to the microarray and labeling with fluorescent dyes. By measuring the fluorescence intensity, which indicates the amount of hybridization at each spot, researchers can derive expression levels for thousands of genes simultaneously.

The conversion of colors into ratios allows researchers to compare the relative amounts of gene expression quantitatively. For example, a pure green or red spot indicates exclusive expression in the healthy or cancerous cells respectively, while a ratio derived from the combination of red and green intensities (resulting in yellow) reveals the degree of expression in both cell types. This quantitative approach is instrumental in analyzing complex gene expression profiles and conducting comparative studies in various biological research and clinical settings.

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