A species is a group of organisms so similar to one another that they can breed and produce fertile offspring. True or False.

True

Explanation:

That is the exact definition that I learned.

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.