A Bond Between a Phosphate Group and a Sugar Can

question 57

Multiple Choice

A bond between a phosphate group and a sugar can be found linking together

• A) two simple sugars.
• B) one amino acid to an amino group of another.
• C) two nucleotides.
• D) a fatty acid and a glycerol molecule.
• E) a cholesterol molecule and a fatty-acid molecule.

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Definitions:

Phallic Stage

A phase in Freudian psychosexual development, occurring roughly between the ages of three and six, where the libido is centered on the genital area.

Anal Stage

The second stage in Freud's psychosexual development theory, happening around age 2, where the focus of pleasure is on controlling bladder and bowel movements.

Oral Stage

The first stage in Freud's psychosexual development, occurring from birth to approximately 18 months of age, where the mouth is the primary source of gratification.

Latency Stage

A phase in Freudian psychosexual development where sexual urges are repressed and children focus on social and intellectual skills.