Thus far, only Archaea have been found in the salt lakes, while Bacteria and Eukarya are noticeably absent

Indicate whether the statement is true or false.


Answer: FALSE

Biology & Microbiology

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If you skip a meal, which of the following conditions would prevail?

a. Only insulin levels would rise. b. Only glucagon levels would rise. c. Glycogen would be converted to glucose. d. Insulin levels would rise, and glycogen would be converted to glucose. e. Glucagon levels would rise, and glycogen would be converted to glucose.

Biology & Microbiology

What process or enzyme was used for Step 1 in the accompanying figure?


a. PCR
b. a bacteriophage
c. a reverse transcriptase
d. a DNA ligase
e. a restriction enzyme

Biology & Microbiology

Which of the following processes exhibit saturation (transport rate plateaus at high concentration)?

a. Simple diffusion b. Facilitated diffusion c. Ion channel d. Secondary active transport

Biology & Microbiology

Which of the following statements about the endoplasmic reticulum (ER) is CORRECT?

A. The rough ER is the site of lipid synthesis. B. The smooth ER has ribosomes associated with it. C. The ER is a lipid storage organelle. D. The ER is a transport system within the cytoplasm. E. The smooth ER is a site of ATP synthesis.

Biology & Microbiology