Light-dependent reactions in plants proceed in the _________.
A. thylakoid membrane
B. plasma membrane
C. stroma
D. cytoplasm
A. thylakoid membrane
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The disease most feared to develop after an animal bite is
A. tetanus. B. rabies. C. gas gangrene. D. actinomycosis
The figure above depicts the result of an experiment to determine how DNA replication occurs. Based on these results, it
appears that after replication, each new DNA molecule contains ____.
a. either entirely old DNA strands or entirely new DNA strands b. one old DNA strand and one new DNA strand c. entirely new DNA d. some DNA helix regions from old DNA alternating with some DNA regions from new DNA e. two strands that are each a mix of old and new DNA
Four of the five animals listed below are related
Select the exception. a. sea star b. sea anemone c. sea urchin d. brittle star e. sea cucumber
A mutation that affects Ca++ binding to calmodulin is most likely to interfere with what aspect of a signal transduction pathway?
A. The cellular response to the second messenger B. G protein activity C. The MAP kinase cascade D. The flow of Ca++ ions through ion channel receptors