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:

Total Fertility Rate

Total Fertility Rate is the average number of children that would be born to a woman over her lifetime, given current birth rates.

Population

The total number of people inhabiting a particular area or country.

Replacement Rate

In the context of benefits or salaries, it refers to the percentage of a worker's pre-retirement income that is paid out by a pension program upon retirement.

Present Value

Present value is the current worth of a future sum of money or stream of cash flows, given a specified rate of return.