how might changes in abiotic factors in an area lead to speciation

Answers

Answer 1

Answer:

they can involve biotic interactions like competition, predation, and disease, or abiotic factors like severe weather, flooding, drought, and fire. Most species appear to be limited in at least part of their geographic range by abiotic factors, such as temperature, moisture availability, and soil nutrients.

Explanation:


Related Questions

Describe how protists are helpful and harmful to humans and other organisms
( put this in a paragraph please)
Also describe how fungi are helpful and harmful to humans and other organisms. ( put this in a paragraph also please)

Answers

Answer:

Plant-like protists produce almost one-half of the oxygen on the planet through photosynthesis. Other protists decompose and recycle nutrients that humans need to live.  For example, medicines made from protists are used in treatment of high blood pressure, digestion problems, ulcers, and arthritis. Fungi are very important ecologically, because they are one of the most important decomposers in most ecosystems. They help to break down plant fibers such as dead leaves and wood and allow the nutrients to be released into the soil. Fungi are useful to humans because they have economic value.

Hope this helps

Explanation:

What is true about the evolutionary relationships between groups of animals on a phylogenetic tree?

a. The closer animals are located on a tree, the more characteristics they share.

b. Animals on a tree are related only if they are on the same branch of the tree.

c. Only the animals close to the bottom of the tree share a common ancestor.

d. The further apart animals are on a tree, the more closely they are related.

Answers

Answer:

The closer animals are located on a tree, the more characteristics they share.

Explanation:

The pattern of branching in a phylogenetic tree reflects how species or other groups evolved from a series of common ancestors. In trees, two species are more related if they have a more recent common ancestor and less related if they have a less recent common ancestor.

Prokaryotes live in extreme environments, where eukaryotes cannot live. List at least three such environments where you would expect to find prokaryotic cells, but likely not eukaryotic cells.

Answers

Answer:

Hyperthermophiles (above 80°C).

Acidophiles (usually at pH 2.0)

Alkaliphiles (extremely high pH value 9 to 13)

Extreme halophile

Explanation:

Which of the following is least likely to increase the rate of evolution?

Answers

Answer:

Explanation:

there are no options?

Answer:

?

Explanation:

Stem cells are -



cells that can only be found in embryos


cells that never go through division


undifferentiated cells with no specific job


cells that grow uncontrollably

Answers

Answer:

The correct answer is A or 1 or the first answer choice

Answer:

undifferentiated cells with no specific job

Explanation:

they can develop to many different cells in the body

PLEASE HELP.


i only have until 3:30

ok so, The question is:

how does building a road, affect Logging companies? please make a SHORT answer not a LONG one

Answers

Answer:

Explanation:

building a road, affect Logging companies because the consequences of building the road are that it will provide loggers access to highly-valued trees, provide a more accessible trade route for merchants and farmers, affect the wildlife and water quality in the area, and possibly cause indigenous populations to relocate.

Answer:

Building a road effect logging companies by cutting down other trees in order to make a clear spot for the road

Explanation:

(giving brainiest)
brainly will ban you if you answer with a wrong absurd answer or copied answer if the question has over 50 points in it!

Answers

Answer:

Inner planets: Mercury, Venus, Earth, Mars

Outer planets: Jupiter, Saturn, Uranus, Neptune

They all orbit the sun, have a core, are round, and have gravity.

Jupiter vs. Venus: They both have reflective atmospheres. Jupiter is much larger and is a gas planet. Venus is smaller and has a rocky surface.

Explanation:

Hope this helps!

Is a river an abiotic or biotic factor

Answers

It’s an abiotic factor because it’s not living.

Is a river abiotic or biotic? A river is an abiotic factor.

Why? A biotic factor is anything living or used to be living while a biotic factor is something that is nonliving and was always non-living like a rock.  

Name one sign a plant is deficient in nitrate

Answers

Symptoms include poor plant growth, and leaves become pale green or yellow because they are unable to make sufficient chlorophyll. Leaves in this state are said to be chlorotic. Lower leaves (older leaves) show symptoms first, since the plant will move nitrogen from older tissues to more important younger ones.

Answer:

the leaves will turn a pale green or yellow color

What is the difference
between selective and cross breeding ?​

Answers

SELECTIVE BREEDING INVOLVES CHOOSING PARENTS WITH PATICULAR CHARACTERISTICS TO BREED TOGETHER AND PRODUCE OFFSPRING WITH MORE DESIRABLE CHARACTERS . ... CROSS BREEDING INVOLVES TWO DIFFERENT BREEDS FROM THE SAME SPECIES TO CREATE A NEW BREED

A man has type A blood and his wife has type B blood. A physician types the blood of their four children and
finds that each of the children has a different blood type. What are the genotypes of the parents? How
would you explain that all four blood types could be represented by these four children?

Answers

Answer:

A person with type A blood receiving a transfusion of type B or AB blood would have an ABO incompatibility reaction. In an ABO incompatibility reaction, your immune system attacks the new blood cells and destroys them. If you have type AB blood, you have both A and B antigens.

hope it helps.

please mark me as brainliest

What system includes the living components of the Earth?
a. geosphere
b. hydrosphere
c. atmosphere
d. biosphere
Please select the best answer from the choices provided
O A
OB
O C
OD​

Answers

Explanation:

d is the answer..........

Answer:

D

Explanation:

this contains all living organisms and it is intimately related to the other three spheres: most living organisms require gases from the atmosphere, water from the hydrosphere and nutrients and minerals from the geosphere.

PLEASE ANSWER QUICK!Which of these is least likely to show common ancestry?
O A. homologous structures
O B. analogous structures
O C. DNA
O D. vestigial structures

Answers

It’s b. I have proof cause I took the quiz

True/False: Cellular respiration just happens to plants because they use photosynthesis.

Answers

False I’m pretty sure
False because plants don’t release anything when photosynthesis is done

I WILL GIVE BRAINIEST

What is the relationship between anabolism and catabolism?

Choose 1 answer:


(Choice A) A Anabolism and catabolism are identical processes.

(Choice B) B Anabolism builds molecules using the energy produced during catabolism.

(Choice C) C The breakdown of molecules in anabolism provides energy for catabolism.

(Choice D) D Catabolism synthesizes large molecules that are destroyed by anabolism.

Answers

Answer:

(Choice B) B Anabolism builds molecules using the energy produced during catabolism.

Which of these best describes the process by which these organisms
obtain energy ?

Answers

i think its anaerobic respiration

Please help Your friend claims that genetics has nothing to do with evolution. You disagree
with your friend. Use evidence and explain why genetics is connected to
evolution

Answers

Answer:

Evolution is a process, that results in changes in the genetic material of population over time. Evolution, reflects the adaptations of organisms to their changing environment and can result in altered genes, novel traits, and new species.

Evolutionary processes, depend on both changes in genetic variability and changes in allele frequencies over time.

compared to gases liquids are not easily compressed because particles of liquids do what?

Answers

Answer:

LiquidsEdit

Because the particles can move, liquids don't have a definite shape, and they can flow. Because the particles are still packed close together, liquids can't easily be compressed and keep the same volume.

Explanation:

Answer:

particle of liquid exert pressure because they have low intermolecular space than compared to gas

1. Which of the following is a facultative anaerobe?
A. Clostridium sporogeneses
B. Mycobacterium tuberculosis
C. Escherichia coli
D. Micrococcus luteus

2. Which of the following is a strict anaerobe?
A. Clostridium sporogeneses
B. Mycobacterium tuberculosis
C. Escherichia coli
D. Micrococcus luteus

3. Which of the following is a microaerophile?
A. Clostridium sporogeneses
B. Mycobacterium tuberculosis
C. Escherichia coli
D.micrococcus luteus

Answers

Answer:

1 .c

2.a

3.a

hope it helps

Question 21
4
Which nucleotide is only present in RNA?
Cytosine
Thymine
Uracil
Adenine

Answers

Answer:

The answer is Uracil

Explanation:

Uracil is the only nucleotide present in RNA. remember this RNA is ACGU and DNA is ACGT. See the difference?

BE
Be
DE
be
BE
BBEE
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BbEE
BbEe
Two fruit flies that are heterozygous for body color
and eye color are crossed. Brown body color is
dominant to black body color. Red eye color is
dominant to brown eye color.
Use the Punnett square to determine the ratio of
offspring with the described trait to the total
number of offspring:
Brown body and red eyes | I
Brown body and brown eyes
Black body and red eyes
Black body and brown eyes
Be
ВВЕe
BBee
BbEe
Bbee
DE
BbEE
BbEe
bbEE
bbEe
DONE
be
BbEe
Bbee
bbEe
bbee

Answers

Answer:

9 and 16 for the first row of boxes

3 and 16 for the second row

3 and 16 for the third row

1 and 16 for the last row

Explanation:

I did it on edge

The ratio of offspring with the described traits to the total number of offspring would be 9/16, 3/16, 3/16, and 1/16 respectively.

What are dihybrid crosses?

They are crosses involving two traits. when the traits are independent, the phenotypic ratio of the resulting offspring follows the ratio established by Mendel.

In this case, the two traits follow the Mendelian pattern and thus, assort independently.

Hence, the traits and their respective ratios would be:

Brown body, Red eyes - 9/16

Brown body, brown eyes - 3/16

Black body, red eyes - 3/16

Brown body, brown eyes - 1/16

More on dihybrid crosses can be found here: https://brainly.com/question/1185199

Lettuce, greenfly, ladybug, thrush, cat

Name the herbivore in the food chain.

Answers

Answer:

greenfly

Explanation:

A mixture IS a pure substance
(True or false)

Answers

This is false,since it is mixed

Answer:

no

Explanation:

Matter can be broken down into two categories: pure substances and mixtures. Pure substances are further broken down into elements and compounds. ... A chemical substance is composed of one type of atom or molecule. A mixture is composed of different types of atoms or molecules that are not chemically bonded.

ATP synthesis in chloroplasts is very similar to that in mitochondria: Electron transport is coupled to the formation of a proton (H ) gradient across a membrane. The energy in this proton gradient is then used to power ATP synthesis. Two types of processes that contribute to the formation of the proton gradient are: processes that release H from compounds that contain hydrogen, and processes that transport H across the thylakoid membrane.

Answers

Complete question:

ATP synthesis in chloroplasts is very similar to that in mitochondria: Electron transport is coupled to the formation of a proton (H+) gradient across a membrane. The energy in this proton gradient is then used to power ATP synthesis.

Two types of processes that contribute to the formation of the proton gradient are:

processes that release H+ from compounds that contain hydrogen, and

processes that transport H+ across the thylakoid membrane.

Drag the labels to the appropriate locations on the diagram of the thylakoid membrane. Use only the blue labels for the blue targets, and only the pink labels for the pink targets.

Note: One blue target and one pink target should be left empty.

You will find the image and the labels in the attached files

Answer:

You will find the image and the answer in the attached files

Explanation:

Fosforilation of ADP to ATP occurs while electrons descend through the electron chain, from photosystem II to photosystem I.

Placed in the thylakoid membrane, there are molecules and complexes that participate in light-dependent reactions. The places that occupy these molecules in the membrane make possible ATP synthesis. Protons are released into the thylakoid space when the water molecules split in photosystem II. Membranes are impermeable to protons, so they can not leave the thylakoid space, nor enter without a protein transporter. Through the membrane, there is an electrochemical gradient as additional protons are pumped from the stroma to the thylakoid space, using the released energy as electrons move along the chain. ADP phosphorylates to ATP while protons move from the thylakoid space to the stroma in favor of the electrochemical gradient, through ATP synthase. ATP synthesis occurs in the stroma.

Consider the sphere. A sphere. A is the great circle, B is the diameter, c is the radius, and d is the center. Identify the parts of a sphere. a is the b is the c is the d is the

Answers

I think it’s diameter

Answer:

a is the great circle

b is the diameter

c is the radius

d is the center

Explanation:

What kind of solution (hypertonic, hypotonic, or isotonic) is distilled water compared to the cell cytoplasm?

Answers

Answer:

i dont remember honestly

Explanation:

What is the answer to this

Answers

Answer:

D

Explanation:

What causes the difference in humidity between Florida and Las Vegas

Answers

Answer:

yep

Explanation:

Little or no humidity is not so true anymore, with the building up and more greenery. Las Vegas the humidly is not at all that low as it once once

The difference in humidity between Florida and Las Vegas is primarily due to their geographic locations and climate patterns.

What causes the difference in humidity between Florida and Las Vegas?

Florida is located in the southeastern United States and is surrounded by water on three sides, with the Atlantic Ocean to the east, the Gulf of Mexico to the west, and the Straits of Florida to the south.

This proximity to water and the warm ocean currents that flow nearby create a humid subtropical climate, characterized by hot summers and mild winters with high levels of humidity throughout the year.

The low humidity in Las Vegas is due to the fact that the dry air has little moisture in it, leading to a lower amount of moisture in the atmosphere. Thus, there is a difference in humidity between Florida and Las Vegas.

Learn more about humidity, here:

https://brainly.com/question/22069910

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1. Which are the two important roles of the atmosphere?

Answers

The important role of the atmosphere is to supply oxygen, water, carbon dioxide and nutrients. It also protects all living things from extreme temperatures and radiation (protects us from harmful solar rays).

what's a ripple effect

Answers

Answer:

You know when a droplet falls into the water and then the water removes that looks like its making O's around where the droplet has fallen? Thats what ripple is.

Explanation:

Now if youre talking about the ripple effect similar to mental health here what it is:

The ripple effect is often used colloquially to mean a multiplier in macroeconomics. For example, an individual's reduction in spending reduces the incomes of others and their ability to spend.

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