Using the image below, identify which of the statements is true.

a. in part a the cell is 2n, and in part b the cell is 4n.

b. all of the above are true.

c. part a in the image is the chromosome before s phase of interphase, and part b is after dna replication has occurred.

d. the image shows a homologous pair chromosome 4 in part a, and sister chromatids in part b.

B. All of the above are true

Explanation:

I do PACyber as well and also got stuck on this one. After the test I saw that B was correct.

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explanation:

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•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation: