Which arteries deliver blood to the neck, head, and brain?
A. Renal arteries
B. Brachial arteries
C. Coronary arteries
D. Carotid arteries
E. Pulmonary arteries
Answer: D
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The TCA cycle and glyoxylate cycle are similar in many respects. Which of the following statements accurately describes these cycles?
A) Both cycles are catabolic in function. B) The glyoxylate cycle has only a single decarboxylating reaction. C) In the glyoxylate cycle, two acetyl CoA molecules are used to generate succinate. D) The glyoxylate cycle is used by some organisms to synthesize proteins. E) The TCA and glyoxylate cycles both occur in the mitochondrion
It is commonly said that plants, especially trees, produce oxygen, but this is an oversimplification of metabolism in plants. Which of these statements is more accurate?
a. Plants produce oxygen ions into the atmosphere which recombine into ozone molecules. b. Plants only release oxygen when supplied with adequate quantities of glucose and water. c. Plants release oxygen during photosynthesis and reabsorb it during carbohydrate catabolism. d. Plants only produce oxygen after they have been digested or decomposed by other organisms.
The point where the optic nerve exits the retina and lacks photoreceptors is called the
A. fovea. B. blind spot. C. sclera. D. choroid. E. vitreous humor.
A plant growing in the shade is expected to have a ________ maximum photosynthetic rate than a plant growing in sunlight
Fill in the blank(s) with correct word