A trait does not show up even in the presence of other factors.

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?

What discovery would weaken the primordial soup hypothesis of the origin of life? question 19 options: lightning was common on early earth. earth’s early atmosphere contained carbon dioxide, water, and trace gases. earth’s early oceans were warm and shallow. asteroid impacts were uncommon when life is presumed to have begun.

Select all the correct answers. evolution is the process by which species developed and diversified over the course of earth's history. all life on earth started from simple, single-celled prokaryotes, but some species are more closely related than others. scientists can find clues to these close evolutionary relationships by looking for common characteristics between organisms. based on their anatomical similarities, which three of these organisms share a close evolutionary relationship? snake horse ladybug human bacteria