Which of the following cell types would have the highest concentration of motor proteins?
A. liver cell
B. mammary cell
C. hormone-secreting cell
D. muscle cell
E. nerve cell
D. muscle cell
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Studies assessing the amounts of different carbon isotopes (12C, 13C, and 14C) in the atmosphere were important because they provided evidence that human activities were in fact adding CO2 to the atmosphere. This is an example of what type of relationship
A. correlation B. symbioses C. causation D. conduction E. antagonism
__________ is the only disease to have been
eradicated from causing natural infections. Fill in the blank(s) with the appropriate word(s).
What is an innate, nondirectional response to a stimulus (such as increased movement under certain conditions) called?
A. Taxis B. Kinesis C. Migration D. Habituation E. Imprinting
Match the pathway with the characteristic or example.
A) fungi B) lysosome passage C) C4 plants D) carbon assimilation E) succulents F) nucleic acid replication G) C3 plants H) salvage pathway 1) Calvin cycle 2) glycolate pathway 3) Hatch-Slack cycle 4) crassulacean acid metabolism (CAM)