Answer:
D) The oily secretions from eye ducts prevent the lids from sticking together.
Explanation:
All other options are related to anatomy.
If we define physiology then simple say that it is a branch of bio in which the normal functions of living organisms and their parts are studied.
Extra-abdominal position means that the testes hang outside the abdomen and are not in it. This is important because the sperms in the testes are very susceptible to high temperatures - meaning that they can easily die due to high temperatures like what we have within the abdomen
Answer:
Cells carry on the many functions needed to sustain life. They grow and divide, thereby producing more cells. This requires that they take in nutrients, which they use to provide energy for the work that cells do and to make the materials that a cell or an organism needs.
Explanation:
Hope This Helps;)
Macromolecules are also known as polymer molecules