All of the following are functions of the integumentary system except

All of the following are functions of skin except: excretion of body wastes, insulation, protection from mechanical damage, site of vitamin A synthesissite of vitamin A synthesis

vascular region of the skindermis

major skin area as a whole that produces derivatives (nails and hair)epidermis

the calvin cycle has three stages. in stage 1, the enzyme rubisco incorporates carbon dioxide into an organic molecule. in stage 2, the organic molecule is reduced. in stage 3, rubp, the molecule that starts the cycle, is regenerated so that the cycle can continue

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah