In the stomach, which of the following substances is necessary for pepsinogen to be
converted to pepsin? - Answer Hydrochloric acid
Of the following, the marsupial native to the United States is: - Answer Opossum
The process responsible for the continuous removal of carbon dioxide from the
atmosphere is: - Answer Photosynthesis
An organ that functions as both an endocrine and an exoenne gland is the: - Answer
Pancreas
An unforeseen result of the widespread use of DDT is the: - Answer Development of
insects immune to DDT
The catalytic action of pancreatic enzymes affects: - Answer Fats
The functional unit (or nephron) of the kidney consists of: - Answer Bowman's capsule,
the glomerulus and renal tubule
Diabetes Mellitus initially results from: - Answer Over secretion of pancreatin