Answer: Feeding or breeding
Explanation: I am not sure but I think the more you breed the more food production in agriculture that can be increased
D) It is synthesized in the 5' to 3' direction
The respiratory system, as indicated in its name carries out the processes of respiration.
The processes of the transport of the respiratory gases are carried out by the circulatory system, a network of arteries, veins and capillaries, and NOT by the respiratory system (the lungs).
<span>By producing melanin (pigment), the skin protects the underlying structures from ultraviolet light's harmful rays while producing vitamin D, which works with calcium for multiple body processes.
</span>
Vitamin D is produced by the skin when it is exposed to the sunlight. Ultraviolet B (UVB) is the part of the sun's rays that affects the skin to produce such vitamin.
