Leak Channel

question 170

Multiple Choice

Leak channel:

• A) are made from lipids
• B) are always open
• C) are specialized glucose channels
• D) allow sodium to leak out of the cell
• E) allow potassium to leak into the cell

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Definitions:

Biosphere

All regions of Earth where organisms live.

Population

A community of identical species inhabitants coexisting and mating in a particular region.

Decomposers

Organisms, primarily fungi and bacteria, that break down dead organic material, recycling nutrients back into the ecosystem.

Consumers

Organisms in an ecosystem that obtain energy by feeding on other organisms or organic matter, not capable of producing their own food.