Cycads and ginkgoes are
a. monoecious
b. dioecious
c. polyecious
d. parthenogenetic
e. both b and c
Ans: b. dioecious
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The term used when an organism is studied in its natural environment is
A) au naturale. B) in vitro. C) in situ. D) in toto.
Thermotogae can grow anaerobically on which of the following?
A. Protein digests and carbohydrates B. Cellulose C. Methane and methanol D. Lignin
Extranuclear inheritance was first described by Carl Correns based on his observations of Mirabilis jalapa (the four o'clock plant). M. jalapa can have either white, variegated (white and green) or green leaves. Pollen from a variegated M. jalapa plant is used to fertilize a white M. jalapa flower. Which of the following phenotypes would you expect to see in the offspring of this cross?
A. White B. Green C. Variegated D. White and variegated E. White, green, and variegated
Which molecule is responsible for carrying the acetyl group from pyruvate into the citric acid cycle?
a. NADH b. FADH2 c. ATP d. CoA e. oxaloacetate