Which structure carries sperm into the prostate gland?

a. urethra
b. vas deferens
c. ejaculatory duct
d. testes
e. scrotum


ANSWER: c

Biology & Microbiology

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Enzymes are changed by the reaction as they raise the activation energy

Indicate whether this statement is true or false.

Biology & Microbiology

High-fat, high-protein diets make the ________ work harder, increasing the risk of problems with this organ

a. pancreas b. liver c. kidneys d. intestines

Biology & Microbiology

Which of the following would be best to differentiate Group A from Group B streptococcus?

A. Hydrolysis of sodium hippurate B. Production of the enzyme catalase C. hemolysis activity D. hydrolysis of esculin

Biology & Microbiology

Which of the following is not a reason we become shorter as we age?

a. As a person ages, the intervertebral discs become thinner and the vertebrae will be stacked closer together, resulting in shorter stature. b. As a person ages, vertebral bodies lose bone mass (osteoporosis) resulting in smaller vertebrae that stack closer together. c. As a person ages, scoliosis may develop resulting in an abnormal spinal curvature and shorter stature. d. As a person ages, the ligaments connecting vertebrae together are weakened, resulting in a more pronounced kyphosis. This posterior curvature of the spine lowers the skull, making you shorter.

Biology & Microbiology