The cell is the basic unit of life. All cellular structures exhibit special functions. Match the structure with its function. What is the function of "D"?
A. Site of protein synthesis
B. Contains digestive enzymes
C. Directs cellular activities, contains DNA
D. Major site of ATP synthesis when oxygen is available
E. Outer boundary of cell, controls entry and exit of substances
Answer: C
You might also like to view...
Which feature permits the compression necessary to pump large volumes of blood out of the ventricles?
A. Negative pressure inside the ventricles B. Absence of oxygenated blood in the atria C. Arrangement of cardiac muscle in the heart wall D. Presence of skeletal muscle tissue in the heart skeleton E. Presence of papillary muscles in the ventricles
In what way(s) are the muscle arrangements in the body wall of earthworms similar to those of the human digestive tract?
A) Both exhibit peristaltic waves of contractions. B) Both are organized into layers of circular and transverse muscles C) Both consist of striated muscle. D) All of the above
Cytotoxic T cells respond only to antigens bound to MHC-I proteins.
Answer the following statement true (T) or false (F)
Cells generate ATP through cellular respiration. The process of cellular respiration
A. consumes hemoglobin and generates acid. B. uses oxygen and produces carbon dioxide. C. uses carbon dioxide and produces oxygen. D. produces lactate and glucose. E. produces hemoglobin and oxygen.