Fill in the blank below with the vocabulary word that best completes the sentence.
is the science of naming and classifying organisms based on structural comparisons and genetic evidence.

not sure if this what   you'r looking for would be percent composition

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.

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse