Glucose

question 44

Multiple Choice

Glucose

• A) is preferentially used over lactose in E. coli as a result of catabolite repression.
• B) levels are directly sensed via catabolite repression.
• C) levels are the inverse of cAMP levels.
• D) levels directly affect the production of lactose dehydrogenase.
• E) is preferentially used over lactose in E. coli as a result of catabolite repression AND levels are the inverse of cAMP levels.

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Definitions:

Tundra Soils

Soil found in the tundra biome, characterized by freezing temperatures and limited decomposition, resulting in thin soil layers with minimal nutrients.

Arctic Tundra

a cold, vast, treeless area in the Arctic region characterized by permafrost, low temperatures, and minimal vegetation.

Oceanic Mud

Fine-grained sediments found on the ocean floor, composed of particles of rock, minerals, and organic matter.

Troposphere

The lowest layer of Earth's atmosphere, extending up to about 10 kilometers, where most weather phenomena occur and where the concentration of greenhouse gases is significant.