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shepuryov [24]
3 years ago
6

Which option describes a condition required for natural selection to occur?

Biology
1 answer:
Vika [28.1K]3 years ago
6 0

Answer:

You need to know the conditions required for natural selection to occur. These include: overproduction of offspring, inherited variation, and the struggle to survive, which result in differential reproductive success. You need to understand genetic drift and gene flow

Explanation:

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How would the introduction of a predator species affect the stability of an ecosystem
disa [49]

Answer:

it would throw the ecosystem out of balance

Explanation:

the prey population may explode and destroy local wild life

5 0
3 years ago
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Indicate at which step of the replication-transcription-translation process each type of RNA first plays a role. During which st
kolezko [41]

Answer:

<h2> Replication: DNA  into DNA, and RNA primer are required;</h2><h2>Transcription/RNA processing: pre mRNA and then mRNA;</h2><h2>Translation: tRNA, rRNA</h2>

Explanation:

1. During replication,  a semi-conservative copy of a DNA molecule is made with the help of various enzymes and RNA primer.

2. Transcription/RNA processing: mRNA

During transcription, the DNA "message" ( in the form of codon) is copied into  mRNA.

3. Translation: tRNA, rRNA

During translation, the information carried in the mRNA is translated into protein with the help of molecules of tRNA and rRAN to build a protein on the ribosomes.

6 0
3 years ago
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In North America, the eastern spotted skunk mates
Setler [38]
The answer is gonna be B
7 0
3 years ago
Identify one process that is responsible for the variations in coloration observed in guppies
natima [27]
Here's the excerpt.

Guppies are small, tropical freshwater fish that display wide variation in coloration. Some have bright splotches of blue, red, and orange, while others are quite drab and dull. Research has shown that females prefer to mate with brightly colored males; however, this trait makes them more likely to be seen. Guppies, like all species, must be able to both sur<span>vive and reproduce in order to avoid extinction

One process that is responsible for the variations in coloration observed in guppies is that how females mate with male guppies. They prefer to mate with brightly colored males.</span>
3 0
4 years ago
Cytokinesis
Alborosie

Answer:

Option (a), (b), (c) and (d).

Explanation:

Cytokinesis may be defined as the process by which the cytoplasm of the cell is divided into the two daughter cell. This process is quite similar to the process of binary fission of prokaryotes.

The cytokinesis follows after the telophase stage. The cytoplasm with the organelles are divided into the daughter cells from the parent cell. This process is proceeded with the formation of the cleavge furrow in the animals ans divides into daughter cells.

Thus, the correct answer is option  (a), (b), (c) and (d).

4 0
3 years ago
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