Which of the following does not provide evidence for evolution?
A) the fossil record
B) the inheritance of acquired characteristics
C) comparative morphology
D) molecular biology
E) radiometric dating
Refer to the scenario below and then answer the following question(s).
In a fossil bed, you discover the preserved bones of a winged animal mixed in with the bones of small rodents. The small rodents are known from other fossils to have lived about two million years ago, but they are now extinct.
Answer: B
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An example of a beneficial mutation is
A) a mutation in collagen that causes the skin to be extra stretchy. B) the mutation that causes sickle cell disease. C) a mutation in the CCR5 gene. D) a mutation in a cytokine gene that causes an allergy.
____ are accessory pigments in photosynthesis that reflect blue and red wavelengths best
a. Carotenoids b. Phycobilins c. Anthocyanins d. Chlorophyll b e. Chlorophyll a
In the mitochondrion's outer membrane, enzymes and other proteins stockpile which ions?
a. oxygen b. calcium c. hydrogen d. sodium e. potassium
In humans, egg production (oogenesis) differs from sperm production (spermatogenesis) in that oogenesis
A. produces many more cells than spermatogenesis. B. usually results in fertilization. C. produces polar bodies. D. occurs for the majority of a person's life.