Sponges are mostly found in ________.

A. fresh water ecosystems
B. marine ecosystems
C. both marine and fresh water ecosystems
D. neither marine nor fresh water ecosystems


Answer: B

Biology & Microbiology

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One strategy to overcome antibiotic resistance is to use the same antibiotics in animal husbandry as those that are prescribed for humans, since the potential for resistant bacteria to evolve would be limited to only a small number of drug classes.

Answer the following statement true (T) or false (F)

Biology & Microbiology

________ tend to be more toxic than ________

a. Aromatic compounds; chlorofluorocarbons b. Aliphatic compounds; aromatic compounds c. Aliphatic compounds; refined petroleum products d. Aromatic compounds; aliphatic compounds

Biology & Microbiology

Explain how an F' × F- conjugation can produce a partially diploid bacterial cell

What will be an ideal response?

Biology & Microbiology

Which of the following is used in the treatment of obesity?

(a) gastric bypass surgery (b) adjustable gastric band procedure (c) lorcaserin (d) all of the above

Biology & Microbiology