The attraction of water molecules to other molecules is called
a) adhesion.
b) cohesion.
c) capillary action.
d) transpiration pull.
Answer: b) cohesion.
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Which of the following is true with regard to DNA primase?
A. It synthesizes the RNA primers required for lagging strand synthesis. B. It requires the presence of a 3'-OH in order to synthesize DNA. C. It is responsible for RNA primer removal and replacement with DNA. D. It seals the gaps or nicks produced during lagging strand synthesis. E. It is inhibited by the presence of the helicase.
Which of the following hormones stimulates uterine contractions during the birth process in mammals?
A. oxytocin B. testosterone C. FHS D. chorionic gonadotropin E. LH
Which anatomical features are homologous?
A. the forelimb of a dog and the forelimb of a cat B. the forelimb of a dog and the hindlimb of a cat C. wings of a butterfly and wings of a sparrow D. the mouth of a mosquito and the beak of a hummingbird
During which stage of cellular respiration is the majority of the ATP produced?
A) Glycolysis B) Citric acid cycle C) Fermentation D) Electron transport chain