3. external fertilization in chordates a. must take place on land. b. must take place in water. c. can take place in water or on land. d. dose not occur.

The first generation of offspring from the cross of two parents is called the a. f1 generation b. f2 generation c. short generation d. p generation

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4

Ihave a question. diplontic animals usually produce both eggs or sperm which are :