In which situation are the phenotypes of F2 offspring expected to follow the ratio of 9:3:3:1.

a. a monohybrid cross for 2 unlinked traits

b. a monohybrid cross for 2 closely linked traits

c. a dihybrid cross for 2 unlinked traits

d. a dihybrid cross for 2 closely linked traits

Explain your answer

tgrfdfgmnbdkfjgdfgdfgdfg

the answer to your question is sperm

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )

b. to discover aspects of the natural world.

hopefully i .