Carbon is released by all except <u>precipitation</u><u>.</u>
Answer:
Subpapillary plexus nourishes the dermal papillae and epidermis.
Explanation:
The superficial subpapillary plexus could also be regarded to as superficial plexus
. It is composed of postcapillary venules found at the junction of the papillary and reticular dermis and the lower plexus at the dermal subcutaneous interface. It lies below the dermal papillae, and supplies the capillaries in the dermal papillae. The pink color of skin is mainly due to the blood seen in venules of this plexus.
Explanation:
Complete answer:
A mature erythrocyte lacks nucleus and mitochondria so as to make a place for the accommodation of more hemoglobin and hence more oxygen molecules. Lack of such organelles also provides the peculiar biconcave appearance of RBCs that aids in efficient diffusion. Young mammalian RBCs are nucleated.
