Plant cells produce oxygen gas
a. by splitting carbon dioxide.
b. during respiration.
c. by splitting ribulose bisphosphates.
d. by splitting molecules of water.
e. by breaking down glucose
D
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Which of the following statements about the transfer of fluid from the glomerulus to Bowman's capsule is CORRECT?
A. It results from active transport. B. It transfers large molecules (e.g., proteins) as easily as small ones. C. It is very selective as to which small molecules are transferred. D. It is mainly a consequence of blood pressure force-filtering the fluid. E. It usually includes the transfer of red blood cells to the nephron tubule.
Quality control is set up on urea media. Which two organisms should be used to determine the validity of the media?
a. C. ulcerans and C. diphtheria b. C. diphtheria and Streptococcus pneumo-niae c. C. ulcerans and Corynebacterium pseu-dotuberculosis d. C. glucuronolyticum and C. ulcerans
During a secondary immune response
a) antibodies are made quickly and in great amounts b) antibody production lasts longer tan in a primary response c) B cells become plasma cells d) all of the choices are correct
How do fats leave the digestive system and enter the bloodstream?
A) in the veins B) in the lymphatic vessels C) in the capillaries D) in the arteries