What type of organism provides the base of a food web

What advantages does a pedigree have over a written passage?

Name the organism that belongs to the kingdom protista.

Urgent in guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?