Complete the following analogy: “Skin is to carcinoma as bone is to .” *

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects

b.have there own function.

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 : )

d. planting trees

the trees take in carbon to make oxygen.