Easy biology question below first correct answer gets brainliest

Individuals do not compete directly for resources, but are prey for the same predator

Guinea pig coat color is determined by a single gene. the allele for black coat color is dominant to brown. in a cross between twoblack-haired guinea pigs, 20 offspring are born. if both parents were heterozygous, probability would predict that approximately howmany of the 20 offspring would have brown hair?

What's the waste product of electrons and pyruvate combining in fermentation?