Proteins Isolated from Bacteria and Used in Recombinant DNA Technology

question 21

Multiple Choice

Proteins isolated from bacteria and used in recombinant DNA technology to cut DNA at specific sequences are

• A)restriction enzymes.
• B)bacteriophage enzymes.
• C)plasmids.
• D)methylating enzymes.

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Definitions:

Grammar

The system of rules that determine how our thoughts can be expressed.

Egocentric Speech

Speech used by children, in which they talk about themselves and their perspective, often without regard for the listener's understanding or viewpoint.

Fast Mapping

The process in which new words are associated with their meaning after only a brief encounter.

Private Speech

Spoken language that is not intended for others, commonly used by children during the preschool years.