A candle jar is used to cultivate which type of bacteria?

a. Aerobes
b. Anaerobes
c. Capnophiles
d. Microaerophiles


C
The burning candle in the jar lowers the O2 level and raises the CO2 level, allowing capnophiles to grow.

Biology & Microbiology

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What is a product of the electron transport chain started by photosystem II?

A. NADPH B. oxygen C. glucose D. water E. ADP

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Unsaturated tails tend to __________ at the sites of

their double bonds. a. dissolve b. kink or bend c. separate d. react with ions e. do none of these

Biology & Microbiology

Figure 24.6 ? Refer to the illustration above of an adult sponge for questions 10 and 11. In the accompanying figure, a cell type that distributes breakdown products of digestion to other cells in the sponge body is identified by the number ____.

A. 1 B. 2 C. 3 D. 4 E. 5

Biology & Microbiology

A male patient is tall and has some gynecomastia along with a low sperm count. During infertility testing, he was found to have a 47,XXY karyotype. Which disorder is consistent with these findings?

A. Normal male B. Turner syndrome C. Klinefelter syndrome D. Testicular feminization syndrome

Biology & Microbiology