Polyribosomes
a. a unusually large ribosomes.
b. are found on smooth ER.
c. synthesize lipids and nucleic acids.
d. are clusters of ribosomes synthesizing the same protein.
e. none of these answers.
D
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Define hemostasis
A) Hemostasis is an antigen-antibody binding response that alerts the immune system to a non-self antigen. B) Hemostasis is the maintenance of relatively normal internal conditions in the face of a changing external environment. C) Hemostasis is the process of stopping bleeding. D) Hemostasis is the production of new blood components in the red bone marrow. E) Hemostasis is the regulation of the hormones that control blood composition.
Which is an example of passive immunity?
A. Becoming sick with a virus B. The transfer of antibodies from mother to fetus through the placenta C. An injection of a weakened virus
Match the following:
A) Superior vena cava B) Axillary artery C) External jugular vein D) Subclavian vein E) Pulmonary trunk 1) Receives blood from all areas superior to the diaphragm, except the heart wall. 2) Carries oxygen-poor blood to the lungs. 3) Drains the scalp. 4) Runs through the armpit area, giving off branches to the axillae, chest wall, and shoulder 5) Drains the upper extremities, deep vein.
For each molecule of glucose processed, a typical cell gains ________ molecules of ATP.
A) 2-3 B) 6-8 C) 15-16 D) 30-32 E) 60-64