Although energy is ________ for polymerization, most macromolecules fold into their final three-dimensional conformations ________

Fill in the blank with correct word.


Answer: required, spontaneously (or something similar)

Biology & Microbiology

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At what point of replication initiation in bacteria does the primase act, and what type of synthesis is primed first, leading- or lagging-strand synthesis?

What will be an ideal response?

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The conducting cells in phloem are

A. sieve tube elements. B. vessel elements. C. stomata. D. tracheids. E. companion cells.

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Scientists hypothesize that a major factor promoting the adaptive radiation of mammals was probably

A) their development of fur. B) the mass extinction of most dinosaurs. C) internal fertilization. D) the origin and diversification of flowering plants.

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mRNA molecules are exported from the nucleus to the cytoplasm via

a. a consensus sequence located at the 3?terminus. b. the 7-methylguanosine cap structure. c. importin. d. associated proteins that contain export signals.

Biology & Microbiology