2. In fruit flies, red eyes (R) are dominant over white eyes (r). Cross a heterozygous male fruit fly with a heterozygous female fruit fly.
Answer the following questions:
a.
Parents Genotype:
b. Punnett Square
C.
Genotypic ration of the Fi offspring:
d.
Phenotypic ratio of the Fl offspring:

According to the cladogram, which organisms have roundworms as a common ancestor?

Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z

Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.