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Vaselesa [24]
2 years ago
14

What is the first thing that can cause a change in allele frequency?

Biology
2 answers:
kogti [31]2 years ago
8 0

Answer: <u><em> Microevolution is defined as a change in allele frequencies in a population over time. Three mechanisms can cause allele frequencies to change: natural selection, genetic drift (chance events that alter allele frequencies), and gene flow (the transfer of alleles between populations).</em></u>

Explanation:<u><em> If i'm right Mark Me brain, give 5 stars and a thank you</em></u>

<u />

Anna35 [415]2 years ago
6 0
2) extremely large sample size
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Scientists group materials together ________ it is easier to compare and study them that way
o-na [289]

The provided question is incomplete, the correct and complete question is as follows:

Choose the answer that best completes the sentence below.

Scientists group materials together ____________ it is easier to compare and study them that way.

A however

B but

C although

D because

Answer:

The correct answer is - option D because.

Explanation:

Researcher and scientists tries to group material together on their similarities and difference to one another which makes it easier to study and compare various type of materials.

It is the one of major reasons to differentiate materials between groups like liquids state, gases state,  plasma state and solid state materials. One can easily see the difference and comparison is very clear on this type of grouping of materials.

Thus, the correct answer is - option D.

5 0
2 years ago
What is another name for haploid and diploid cells?
vladimir1956 [14]
Haploid and diploid cells are also called <span>gametes.

</span>
5 0
3 years ago
Read 2 more answers
The movement of molecules down a concentration gradient through transport proteins in the cell membrane is a type of
ioda

Answer:

Facilitated Diffusion

Explanation:

Some molecules can move down their concentration gradients by crossing to the lipid portion of the membrane directly,while others must pass through membrane protein s in a process called Facilitated Diffusion

4 0
3 years ago
The major structural difference between chromatin and chromosomes is that the latter are
labwork [276]

Answer:

The major structural difference between chromatin and chromosomes is that the latter are more organized and condensed.

Explanation:

Chromatin is genetic material packaged into a complex by special proteins (histones). That complex is in the form of uncoiled structures, so chromatin fibers are long and thin. Chromatin structure is permissive to DNA replication, transcription and recombination events.

On the other hand, chromosomes are highly condensed structures of genetic material that are formed just before the cell division.

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3 years ago
Why do farmers plough their field during summer
elena-s [515]

Consequently plant roots will get more moisture with less effort. It also improves soil structure due to alternate drying and cooling and soil aeration which helps in multiplication of micro-organisms. This is the reason that farmers plough their field during summer. These are reasons why farmers plough their fields during the summer.


Hope this helps! :3

~Kana ^^

4 0
3 years ago
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