Which of the following are not found in the testes?

A. Sertoli cells
B. spermatozoa
C. seminiferous tubules
D. interstitial cells
E. follicle


Answer: E

Biology & Microbiology

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The microbiology laboratory receives a nasopharyngeal specimen. The technologist fails to report the direct Gram stain and inoculates the sample onto routine culture media including blood agar, chocolate agar, and MacConkey agar. The discrepancy is:

a. there is no discrepancy. b. the microbiologist failed to report the di-rect Gram stain. c. the microbiologist failed to report the di-rect Gram stain and inoculated unneces-sary media. d. the microbiologist inoculated unnecessary media.

Biology & Microbiology

When brown algae divide asexually, each new cell retains half of the original shell

__________________ Indicate whether the statement is true or false.

Biology & Microbiology

Which of the stages or structures in Figure 51-1 was formed by the process of gastrulation?

a. 1 b. f c. g d. 3 e. 5

Biology & Microbiology

The average heart beats approximately _________ times per minute.

a. 50 b. 75 c. 100 d. 125

Biology & Microbiology