In mammals, which of the following vessels transports oxygenated blood from the lung back to the heart?

A) pulmonary artery
B) pulmonary vein
C) superior vena cava
D) coronary artery


Answer: B

Biology & Microbiology

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Reactivation of telomerase activity is associated with:

A. aging. B. diabetes. C. Parkinson's disease. D. cancer. E. genetic disease.

Biology & Microbiology

Which is a hominin?

a. chimpanzees only b. australopiths only c. baboons only d. humans and australopiths e. chimpanzee, australopiths, and baboons

Biology & Microbiology

Sensory information is received by the ____

a. brain b. muscle c. gland d. skin e. heart

Biology & Microbiology

The F2 generation (the larvae measured in comparison) is shown in the graphs at the bottom of this figure. The cluster of bollworms at lower larva weights would have which genotype? Select one:

a. Rr or rr b. Rr or RR c. rr d. RR e. Rr

Biology & Microbiology