The Backbone of a Strand of Nucleic Acid Consists of

question 29

Multiple Choice

The backbone of a strand of nucleic acid consists of

• A) phosphate units only.
• B) phosphate and sugar units.
• C) polyester.
• D) phosphate, sugar, and nitrogen base units.
• E) sugar units only.

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Definitions:

Mark-up

An extra charge on top of the cost price for items, aimed at covering both overhead expenses and profits, described in terms of a percentage of the initial cost.

Profit or Loss

The financial result of operations, where profit is the excess of revenues over expenses and loss is the deficit.

Annual Sale

A sale event that occurs once a year, often featuring significant discounts on goods and services.

Discount

The reduction applied to the usual cost of goods, services, or securities.