1: False. Chemical.
2: False. Endocrine.
to allow single-celled<span> organisms to produce useful products</span>
Answer:
I'm pretty sure the answer is B! Hope this helps:]
A)
Therefore:Crossing results in 50% (dominant homozygote) and 50% (dominant heterozygote).
b)
Therefore:Crossing results in 25% (dominant homozygote), 50% (dominant heterozygote) and 25% (homozygous recessive).
c)
Therefore:Crossing results in 100% (homozygous recessive).
