Explain the changes that are taking place in the frog population shown in the image.. Provide an example of a selection pressure that could have led to this change. What type of selection would this show?

Answers

Answer 1

Answer:

The male frog call in this population has diverged significantly from both the northern and southern lineage calls. "If females have a reason not to get the mating wrong, and they have some way of telling the males apart - the call - the theory is that this should create evolutionary pressure for the female choice to evolve so that they pick ...

Explanation:


Related Questions

Which organ breaks down heroin and alcohol?

Answers

Answer:

liver

organ breaks down heroin and alcohol

The liver, but that doesn't mean it doesn't mess it up in the process!

Hope this helps!

13. Which statement is true about the process of mitosis? *
A. The process occurs only in plants.
B. The process occurs only in animals.
C. The process occurs in every type of organism.
D. The process occurs only in multicellular organisms.

Answers

Answer:

D. The process occurs only in multicellular organisms.

help please I’m currently failing biology and need to get my grade up :((

Answers

a) 100% red pigment
b) 75% black pigment
c) 25% of offspring is expected to lack both red and black pigments in their skin

WRITE THE FACTORS WHICH RATE OF TRANSPIRATION

Answers

Explanation:

The answer is here ..Hope it will help you

6) What process is shown in the diagram

O A. control systems
O B. cell determination
O C. cell differentiation
D. internal environment

Answers

Answer: B

Why? It is not A or D for many reasons but cell differentiation is used for very specific functions as cell determination is used for different embryonic functions. Based on the diagram I seems to me that it is not very specific so that’s why I think it’s B
(If it’s not be then is 100% C but B makes more sense)

Hope this helps

Question 1 of 10 Match each term with its best description.
1.Parent rock
The original rock before it metamorphoses. 2.Burial metamorphism
Parallel alignment of platy grains. 3.Metamorphic rock ?
A rock changed by heat, pressure, and fluids.
4.Foliation
A process that changes rock because of pressure with equal intensity from all directions​

Answers

Parent Rock - The original rock before it metamorphoses.

Burial Metamorphism - A process that changes rock because of pressure with equal intensity from all directions.

Metamorphic Rock - A rock changed by heat, pressure and fluids.

Foliation - Parallel Alignment of Platy Grains.

I believe these are the correct answers, I apologise if they are not.

why do some scientists think the "origins" question cannot be answered scientifically?

I personally think because of the intelligent design vs. evolution theories. what do you think?

Answers

Answer:

agreed

Explanation:

for certain things like how humans were created and everything like that I totally agree because you can't really do research if something that over the years is probably either hidden or gone so if there wasn't any evidence of how any of this came to be by now it would be gone. some things you just can't put a logical explanation on

how do variations lead to adaptations?

Answers

Answer:

Favorable variations may allow an organism to be better adapted to its environment and survive to reproduce. Beneficial traits are favored in a population so that they may become better represented. Changes in the genetic makeup of a species may result in a new species; this is biological evolution.

Favorable variations may allow an organism to be better adapted to its environment and survive to reproduce. Beneficial traits are favored in a population so that they may become better represented. Changes in the genetic makeup of a species may result in a new species; this is biological evolution.

The main symptoms of the HIV-AIDS infection are due to the fact that patient’s body can no longer fight off many minor infections and hence becomes the reason of the patient’s ultimate death. This happens because

Answers

Answer:

This is due to the HIV affecting/ weakening your immune system. By attacking and taking over T-Cells. When it has gone to a point where it destroys a majority of your cells it is considered AIDS. Hence HIV/AIDS

Explanation:

[URGENT!!] David feeds his cattle with root vegetables such as turnips. Which type of feed includes root vegetables such as turnips?

A. concentrates
B. dry roughage
C. green roughage
D. silage
E. dry matter

Answers

Answer:

D.

Explanation:

Answer:

Green Roughhage

Explanation:

Roughages are high in fiber and low in digestible nutrients. There are three kinds of roughages: dry, green, and silage. Dry roughage such as hay has a low moisture content. Grasses in pastures and root vegetables (like turnips) are called green roughage and have a high moisture content. The fermentation of green plants results in the formation of silage.

Answer all 20 and I can give you brainliest

Answers

Answer:

1.(D)

2.(D)

3.(C)

4.(B)

5.(B)

6.(C)

7.(B)

8.(D)

9.(A)

10.(africa)

11.(D)

12(B)

13(?)Convergent boundaries

14(C)

15(A0

16(​Sturdy Desks and Tables. The safest place to perform the 'duck, cover, and hold' action is under a sturdy desk or table. ...

Bed or Closet. When you are in bed during an earthquake, stay there. ...

A Room with No Windows. Stay away from glass windows during an earthquake. ...

Door Frame. ...

Outside your Home.

So C?

17(C)

18(D)

19(B or A)

20(B)

Extra credit question

Earth is special because it is an ocean planet. Water covers 70 percent of Earth's surface. Earth's atmosphere is made mostly of nitrogen and has plenty of oxygen for us to breathe.There are multiple reasons for earth to be a special planet. Reasons are as follows

1.Earth is the only planet known where intelligent life exist.

2.It lies in the circumstellar habitable zone (CHZ). CHZ is defined in the image given below.

3. Earth has a unique magnetic field which protects the earth from the harmful solar winds. These solar winds played a role in transforming venus into hell.

4. Earth has Van Allen radiation belts which protects it from cosmic rays.

5. Our large neighbour Jupiter protects is from many comets and asteroids that come from the keiper belt and Oort cloud.

6. Earth's atmosphere is favorable to support life on earth. This atmosphere consists of different gases in adequate amount. If the percentage of gases would differ then life on earth may face serious consequences.

7. Tectonic plates of earth differentiates it from most other planets.

8. Earth has a solid crust unlike the gaseous planets.

9. Earth has been gifted with a medium sized star which release solar winds and protect us from the harmful radiation of outer space.

Brainliest?

Explanation:

Match the cave type with its example

Column A.

1.____formed by solution

2.____formed by erosion

3.____formed by pressure/flow

Column B.

A. Limestone caves
B. Lava tubes
C.sea caves

Answers

Sea caves are formed by erosion
Lava tubes are formed by pressure/flow
Limestone caves are formed by solution
1.B formed by solution
2.A formed by erosion
3.C formed by pressure/flow

The ONLY way a new allele can enter a population is

Answers

Answer:

D. Mutations

Explanation:

3.
How does mass extinction affect species that survive?
There are no surviving species if a mass extinction occurs.
They fill new roles in the changed environment.
They will soon become extinct.
They combine gene pools.

Answers

Answer:

They fill new roles in changed environment

Explanation:

Bees can pollinate all types of flowers.

Answers

Answer:

Yes,it's clear that bees play a vital role in food production. They are excellent pollinators! Most food crops—including fruits, vegetables, nuts, and seeds—must go through pollination. That's the process of moving tiny pollen cells between plants to help them make seeds.

Hope it helps

Please mark me as the brainliest

Thank you

explain why you think the vaccine is effective or not effective?​

Answers

Answer: If bacteria in your body has built up an immunity to the vaccien it isnt effective, if it is the first time you body has encountered the vaccine it should be effective.

Explanation:

help please i’ll mark brainleist

Answers

Answer:

I would like to say B

Explanation:

Hopefully this helps!!

Feel free to correct me i'm Wrong :))

If the code on the template DNA strand is TACGCA the RNA built from that template during transcription would have the sequence type your answer..

Answers

Answer:

AUGCGU

Explanation:

According to the base-pairing rule, Thymine (T) always pairs with Adenine (A), and Cytosine (C) always pairs with Guanine (G). In addition, RNA has Uracil (U) in the place of Thymine. Following these two rules, TACGCA is transcribed as follows:

   T A C G C A

   A U G C G U

Hence, the transcription product of TACGCA is AUGCGU.

why is a keystone species' role in the ecosystem compared to the keystone brick's role in the arch?

Answers


A keystone species helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.

(Choose the correct word)
In a DNA molecule, the [nitrogen bases/phosphates] of each chain form bonds that hold the halves of the molecule together. ​

Answers

nitrogen bases since they form hydrogen bonds that hold DNA molecules

The chart lists some common types of plants. Which best completes the chart? sporophytes seaweeds hornworts gametophytes

Answers

Answer:

I don';t see a chart

Explanation:

I don’t see any chart. Do you have a picture of it?

13. Which of the following is a bacterial disease?
(a) Polimyelitis (b) Filariasis (c) Tetanus (d) Malaria​

Answers

Answer:

Tetanus

Hope it helps

Have a good day

Tetanus is the answer as the rest are viral or etc diseases

How does the product of cell division with meiosis differ from the product of cell division with
mitosis?

Answers

The difference is that mitosis produces two diploid (2n) somatic cells that are genetically identical, but meiosis produces four haploid (n) gametes that are genetically unique from each other.


The table below shows part of the process of DNA replication:
Original DNA Strand
Complementary DNA Strand
A-C-C-G-T-A-C
T-G-G-A-A-T-G
What is the most likely effect this could have on genetic information going forward?
оооо
There will be no change in the genetic information that gets transmitted because the complementary strand will never be used as a template
O There will not be a change in the genetic information that gets transmitted because the cells having the new section of DNA will correct any mutations
There will be a change in the genetic information that gets transmitted due to the complementary strand being used as a template in future DNA replication
There will be a change in the genetic information that gets transmitted because the sections of DNA with mistakes will be passed on to make future generations stronger.

Answers

Answer:

There will be a change in the genetic information that gets transmitted due to the mutation in the complementary strand being used as template in future DNA replication.

Explanation:

PLEASE MARK ME AS BRAINLIEST

which of the following is not a function of the skeleton​

Answers

Answer:

The answer is B

Explanation:

C. Glycogen

Because glycogen is made and stored primarily in the cells of the liver and skeletal muscle.

What are the 3 structures that leave from the kidney?​

Answers

Answer:

an outer cortex, a medulla in the middle, and the renal pelvis in the region called the hilum of the kidney.

Explanation:

Internally, the kidney has three regions—an outer cortex, a medulla in the middle, and the renal pelvis in the region called the hilum of the kidney. The hilum is the concave part of the bean-shape where blood vessels and nerves enter and exit the kidney; it is also the point of exit for the ureters.

In one or more paragraphs respond to the question below. Do you think that teaching evolution should be allowed in public schools? Explain your opinion

Answers

Hi there, this is opinion based but here is my take (you can change and add to it if you want, just copy and paste my answer)

Teaching evolution should be allowed in public schools. Yes, many have issues with the fact that evolution would go against many religious beliefs, but it is scientifically proven, and so it should be assessable to everyone. If you were to go work in a place and they ask you what you know about evolution, wouldn’t it be absurd to say “I don’t know because i was never allowed to learn about that subject.” It is completely preposterous to deprive yourself of the reality of what is going on in the world.

Ok that was it. Btw i am indeed a religious person and i still think evolution should be taught, if you were wondering.

Have a great day and i hope you do good in your assignment! :)

Please help, 100 points! Most scientists agree that life began on earth approximately 3.5 billion years ago. What would a scientist need to do in order to test this hypothesis and gather evidence?

A: Recreate the composition of the atmosphere and oceans on Earth as they were 4.5 billion years ago.
B: Travel to a similar planet or moon in its own early formation and recreate the chemical reactions which took place on Earth.
C: Gather the raw materials, such as inorganic compounds, on Earth 4.5 billion years ago and recreate the chemical reactions that could have taken place.
D: This is not a testable hypothesis since there is no way to travel back 4.5 billion years or to run the experiment for the next 4.5 billion years. (This one is obviously wrong)

Answers

I think the answer is A as well, I hope this answers your question

Around 3.8 billion years ago, near the conclusion of this phase known as the late heavy bombardment, life on Earth first emerged, hence option A is correct.

What is the origin of life?

Even before the 3.5 billion years ago when the oldest fossils on Earth were discovered, just at the conclusion of the time of late intense bombardment, there is evidence of biological activity.

The 3.5 billion-year-old "stromatolites," which are hard structures created by bacteria, also provide evidence of their presence. Stromatolites are produced when microbe-made sticky mats catch and organize sediments into layers.

It has been discovered that trophozoites contain organic material from 3.5 billion years ago. 3.5 billion-year-old rocks have been found to contain microbial remnants, some of the planet's earliest evidence of life.

Therefore, 3.8 billion years ago, near the conclusion of this phase known as the late heavy bombardment, life on Earth first emerged, hence option A is correct.

Learn more about the origin of life, here:

https://brainly.com/question/28809520

#SPJ2

answer this question and I will give you a reward of 10 points so here is the question:
what is the national animal of the USA
what is the national tree of the USA
what is the national bird of the USA
what is the national flower of the USA
(look I made this question so id give it to challenge yourselves so if you are not interested please you don't have to do it)

Answers

Answer:

What is the national animal of the USA - American Bison

What is the national tree of the USA - Mighty Oak Tree

What is the national bird of the USA - Bald Eagle

What is the national flower of the USA - Rose

I liked your questions...!!

Seeya soon!! :) ;)

In the process of natural selection, organisms with variations that are ____suited to their environment have___ chance of surviving and living longer and will therefore produce____ offspring with the favorable trait.
PLZ HELP ME FILL IN THESE BLANKS ASAP!!!! IN RETURN YOU GET 12 POINTS

Answers

1. Best 2. A better 3. More

Answer:

1) Best, 2) higher, 3) more

Explanation:

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