In 1859, naturalist ________ suggested an explanation for why evolution occurs.
A. Thomas Malthus
B. Peter Grant
C. Charles Darwin
D. Charles Lyell
E. Robert McKormick
Answer: C
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Which of the following is NOT TRUE of the absorptive period?
A. Glucose absorption from the gut is high. B. Glucose utilization by cells is high. C. Fat utilization by cells is high. D. Synthesis of triglycerides is high. E. Breakdown of glycogen is low.
The leakage of vascular fluid into tissues is called ________.
A. pus B. edema C. diapedesis D. chemotaxis E. vasoactivity
__________ is a response to changes in length of night relative to length of day. Fill in the blank(s) with the appropriate word(s)
How did multicellular organisms evolve from unicellular organisms?
A. Single-celled organisms joined together, or failed to separate after cell division. B. Single-celled organisms joined together only. C. Single-celled organisms failed to separate after cell division only. D. Single-celled organisms joined together, or absorbed other species by endosymbiosis. E. One species absorbed another species by endosymbiosis only.