Which of the different levels of classification is the most specific? A. species
B. genus
C. domain
D. class

A. Species

Explanation:

Species is the most specific level of classification in taxonomy.

One mnemonic that can be used to remember the order of ranks is:

Dear King Philip Came Over For Good Soup

This stands for domain, kingdom, phylum, class, order, family, genus, species.

And, this is in order of the most broad to the most specific rank.

So, A is the correct answer.

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.