Recombinant DNA Technology Uses a Number of "Tools" and Components

question 42

Multiple Choice

Recombinant DNA technology uses a number of "tools" and components. Match each of the following to its definition.
-polymerase chain reaction

• A)amplification of small pieces of DNA through a repeated series of cyclic biochemical reactions
• B)a chemical typically isolated from bacteria that cuts DNA at specific sites, frequently producing palindromic ends
• C)small, circular piece of DNA as vectors for transfer of DNA between organisms
• D)a chemical that binds fragments of DNA together
• E)a chemical facilitates the addition of nucleotides to a growing strand of DNA

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Definitions:

Coiled

Shaped into a series of spirals or concentric rings.

Sense Organ

A sense organ is a specialized body part that processes external stimuli, making perception possible. This includes organs like eyes, ears, nose, skin, and tongue.

Fovea

Retina region with the greatest density of cone cells; has no rod cells.

Ampulla

A widened portion of a canal or duct in the body.