Catenanes are interlocked chromosomes that form during the termination stage of DNA replication.
Answer the following statement true (T) or false (F)
True
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A moth preparing for flight on a cold morning may warm its flight muscles via _____
A) acclimatization B) torpor C) evaporative cooling D) shivering thermogenesis
Which of the following is NOT a reason respiration in water is challenging?
A. Water is very dense relative to air. B. Water holds relatively little oxygen compared to air. C. Water moving over thin respiratory epithelial surfaces can create osmotic challenges. D. Dessication of respiratory surfaces is a significant problem. E. All the choices except "dessication of respiratory surfaces" are correct.
Flowers that smell like rotten meat, dung or decaying matter are most likely pollinated by
a. moths. b. butterflies. c. hummingbirds. d. bees. e. flies.
What happens when rocks are newly exposed (or created) in an area?
a. k-selection b. r-selection c. primary succession d. secondary succession