Who in the food chain recycles the carbon dioxide we breathe out??

Decomposers

Explanation:

They break down the dead organisms and return the carbon in their bodies to the atmosphere as carbon dioxide by respiration.

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 : )

i think its y= -4x-14