In the structural figure of a nephron shown above, which part is the glomerulus?
a. A
b. B
c. C
d. D
e. E
ANSWER: a
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Fundamental similarity due to descent from a common ancestor is called
A. homology. B. analogy. C. commonality. D. convergence. E. analogy and convergence are correct.
Which of the following is NOT an advantage
of sexual reproduction? a. It offers an alternative adaptation in a changing environment. b. It is adaptive in coevolution situations. c. Half of a parent’s genome is passed on. d. The genetic variation it provides may be useful in the future. e. It yields offspring with novel combinations of traits.
Which of the following statements concerning malignant melanoma is false?
a. It is the fastest growing (in number of incidents) form of skin cancer. b. It is the most lethal form of skin cancer. c. It is the third most common form of cancer in humans. d. Its highest incidence is in light-skinned individuals. e. It is caused by excessive exposure to UV irradiation.
The primary reservoir for the nutrient ________ is rock
Fill in the blank(s) with correct word