Thinking Is Sharpest and Memory Is Most Accurate When People

question 181

Multiple Choice

Thinking is sharpest and memory is most accurate when people are at their daily peak in

• A) melatonin secretion.
• B) circadian arousal.
• C) REM rebound.
• D) hypnagogic sensations.

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Definitions:

Conjugal Gene Transfer

A process in bacteria where genetic material is transferred between bacterial cells through direct contact.

Binary Fission

A method of asexual reproduction seen in prokaryotic organisms and some single-celled eukaryotes, where a cell divides into two genetically identical daughter cells.

Conjugation

(1) A sexual process in ciliate protists that involves exchange of haploid nuclei with another cell. (2) A mechanism for DNA exchange in bacteria that involves cell-to-cell contact.

Pathogenic

Capable of causing disease; refers to microorganisms or agents that can produce an illness when they invade a host organism.