It might be 23% because 77% of water covers earth and most of the water is either polluted or salt water.
DNA and Genes are linked because dna is made up of genes in one way or another
Answer:
F. Both regulation and secretion
Explanation:
Through sweat glands and superficial blood vessels, the skin is able to cool the body and regulate its internal temperature.
The eccrine sweat gland, which is controlled by the sympathetic nervous system, regulates body temperature. When internal temperature rises, the eccrine glands secrete water to the skin surface, where heat is removed by evaporation.
Answer:
A
Explanation:
Thick clouds can trap lots of heat. This has a warming effect on earth.
