A man who was blood group A and a woman who was blood group Ba different blood group A, B, AB and O. Which type of variation does this demonstrate?
Acontinuous, environmental and genetic
B continuous and genetic only
Cdiscontinuous, environmental and genetic
Ddiscontinuous and genetic only

Competition occurs between species when

Asap indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. alleles: a=agouti, c=chinchilla, a=albino, a is dominant over c and a, c is dominant over a agouti x chinchilla a) 1/2 chinchilla, 1/2 agouti b) 3/4 chinchilla, 1/4 agouti c) all agouti

In which layer do organisms on earth love?