The Natural Function of ________ Is to Cut the DNA

question 15

Multiple Choice

The natural function of ________ is to cut the DNA of invading plasmids and phages at specific sequences.

• A) topoisomerases
• B) restriction endonucleases
• C) ligases
• D) RNases
• E) gyrases

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Definitions:

Spectrometer

An instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, commonly used in analytical chemistry for identifying substances.

Urine Filtrate

A liquid substance that has been passed through a filter, in this context referring to the substance filtered from the blood through the kidneys before becoming urine.

Simple Cuboidal Cells

A type of epithelial cell that is cube-shaped and forms the lining of various glands and ducts, playing a role in secretion and absorption.

Proximal Tubule

The segment of the nephron in the kidney immediately following the Bowman's capsule that reabsorbs water, ions, and nutrients from the filtrate.