Which situation would be part of the normal reproductive cycle of a human?

The answer is when the presence of testosterone regulating gamete production in a male.  Hormones is the one who regulated by the human reproductive system. The human female reproductive system adapted for the transport of oxygen through a placenta to a fetus. Reproduction is part of the structure c of the body system.

i wish i could with all of them i can barley see the first one so here's the answer to the first one b

homeostasis is the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes. and this is how it applies to the integumentary system. back to top. skin functions in homeostasis include protection, regulation of body temperature, sensory reception, water balance, synthesis of vitamins and hormones, and absorption of materials. when body temperature falls, the sweat glands constrict and sweat production decreases.