Membrane Proteins

question 47

Multiple Choice

Membrane proteins:

• A) are sometimes covalently attached to lipid moieties.
• B) are sometimes covalently attached to carbohydrate moieties.
• C) are composed of the same 20 amino acids found in soluble proteins.
• D) diffuse laterally in the membrane unless they are anchored
• E) All of the answers are correct.

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Definitions:

Preoperational Stage

A stage of cognitive development in Piaget's theory, during which children from about 2 to 7 years of age develop and engage in symbolic play but struggle with logic and taking the perspective of others.

Concrete Operational

A stage in cognitive development in which children gain the ability to think logically about concrete events and objects.

Imprinting

A rapid learning process that occurs in some animals in a limited time period after birth, leading to recognition and attraction to a particular stimulus or individual.

Conservation

Conservation involves the protection, preservation, management, or restoration of natural environments, ecosystems, vegetation, and wildlife to prevent exploitation and degradation.