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(d) Crabs produce huge numbers of offspring, but their populations remain fairly constant
from year to year.
Explain why.​

"a.) well–developed vascular system."

an organism's phenotype is the  form of a trait  that it  displays. for  flowercolor, a pea  plant  can  display  a phenotype of purple or white flowers. an organism's  genotype  is the alleles of a gene it contains. based on his data, mendel concluded that a phenotype can be  determined  by more than one  genotype.

the answer is c. it will give up it's valence electron to the other atom.