Answer:
The vertebrate Brain is a collection of motor neurons connected to each other and other types of neurons in the head throughout the body is True.
Explanation:
If you sequence the dna of human as well as chimpanzees almost 99% of the sequence are similar showing they are phylogenetic related
D. He controlled variables by studying one or two traits at a time
Answer:
2) B
3) D
I believe that these are the answers, I hope this helps!