Imagine a red blood cell leaving the right ventricle of your heart. To which chamber of the heart will that cell return first?

A. right atrium
B. right ventricle
C. left atrium
D. left ventricle
E. impossible to say from information given


C. left atrium

Biology & Microbiology

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Neurons tend to differ in their (select all correct choices):

A. function. B. size and shape. C. number of extensions.

Biology & Microbiology

The midgut (select all correct choices):

A. includes the small intestine. B. includes the large intestine. C. is where most nutrient absorption occurs. D. is where the highest concentration of amylase would be found. E. is where glucose is allowed to passively diffuse into cells.

Biology & Microbiology

Following treatment with restriction enzymes, what procedure would be used to isolate DNA fragments of different lengths?

A. transformation B. transfection C. gel electrophoresis D. colony hybridization E. Western blotting

Biology & Microbiology

Which structure is found on the interior of the cell?

a. Capsule b. Cell wall c. Pili d. Cytoplasm e. Plasma membrane

Biology & Microbiology