what causes the sinking of water in the northern atlantic ocean, which to drive the ocean conveyor belt?

a) the low salinity water coming from the south gains salt and becomes more dense.

b) the high salinity water coming from the south warms and becomes less dense.

c) the high salinity water coming from the south cools and becomes more dense.

d) the low salinity water coming from the south looses salt and becomes less dense.

Which best explains why there are 64 possible codons in the genetic code and only 20 amino acids that make protiens of living organisms on earth

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?