is a source of genetic variation that involves the swapping of sections of chromosomes during meiosis.
A.
Transcription
B.
Translation
C.
Crossing over
D.
Fertilization

Crossing over is a source of genetic variation that involves the swapping of sections of chromosomes during meiosis.

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation

from the original order (top to bottom) the new order will go

1 (founder)

4 (hawk)

2 (mutate)

3 (next generation)