When a vesicle moves along microtubules toward the center of the cell, the molecular motor(s) ________ are used?
A. dynein
B. molecular motors are not required for movement along microtubules.
C. kinesin
D. both kinesin and dynein
Answer: A
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RNA-seq (whole-transcriptome sequencing) _____
a. is a new hybridization technique used in transcriptomics b. is the most common method used to identify certain cancer genes c. identifies and quantifies RNA transcripts in a sample d. is being replaced by DNA microarrays in transcriptomics e. can only identify 100 sequences at a time
The lymphatic system returns ____ liters of fluid to the bloodstream each day
a. 1 to 2 b. 3 to 4 c. 6 to 7 d. 10 to 13 e. more than 50
Carrier-mediated transport is also called
A. facilitated diffusion. B. phagocytosis. C. exocytosis. D. active transport. E. endocytosis.
Which statement is the correct interpretation of the graph? 
A. The population of Didinium continues to increase and remains high even after the extinction of the Paramecium. B. The population of Didinium increased but then went extinct after the population of Paramecium went extinct. C. The population of Paramecium goes extinct with the addition of Didinium on day 8. D. The population of Didinium goes extinct with the addition of Paramecium on day 4. E. The population of Didinium is able to increase at the expense of the Paramecium population. After a brief period both populations are able to coexist.