Complementary Base Pairing Occurs Due to

question 243

Multiple Choice

Complementary base pairing occurs due to

• A) covalent bonds between bases.
• B) pairing of a purine with a pyrimidine.
• C) hydrophobic interactions.
• D) hydrogen bonds between sugar residues.
• E) pairing of two purines or two pyrimidines.

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Definitions:

Concrete Operations

A stage in cognitive development, according to Piaget, where children gain the ability to think logically about concrete events.

Preoperational Thought

A stage in cognitive development, according to Jean Piaget, where children aged 2-7 years are capable of using symbols and language but do not yet understand concrete logic.

Fluid Intelligence

Our ability to reason speedily and abstractly; tends to decrease during late adulthood.

Critical Period

A critical period is a specific time in an organism's development when it is particularly sensitive to environmental stimuli, and the absence of certain experiences can lead to irreversible consequences.