Progressive changes in the fossil record are evidence for evolution because
A. they show gaps in the fossil record.
B. they show descent with modification.
C. they show evolutionary change at the level of the individual.
D. they show inheritance of acquired characteristics.
Answer: B
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The net gain of ATP per molecule of glucose metabolized to pyruvate using Entner-Doudoroff pathway is
A. 2. B. 4. C. 1. D. 0.
The reason that some individual hormones have so many different effects is that
a. they influence gene transcription. b. they trigger a second messenger system that produces a cascade of effects. c. there are a great many different cells in different tissues that have specific receptors for the hormone. d. the hormone is carried throughout the body and only a small amount is needed to produce its effect. e. they are realeased in different concentrations.
The evolutionary relationship amongst different animals species has been identified using:
A. DNA analysis B. Embryological features C. Developmental patterns D. Adult body forms E. More than one above
Microfilaments are made of ________
A) tubulin B) actin C) intermediate proteins D) phospholipids