Which of the Following Statements Is Correct About Passive Diffusion

question 14

Multiple Choice

Which of the following statements is correct about passive diffusion?

• A)It requires an expenditure of energy by the cell.
• B)It is a process in which molecules move from a region of higher concentration to a region of lower concentration (or down a concentration gradient).
• C)It is a process in which molecules move from a region of lower concentration to one of higher concentration (or up a concentration gradient).
• D)It may require a transport protein.
• E)It involves movement of molecules down a concentration gradient and may require a transport protein.

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Definitions:

Ambisexuality

A sexual orientation characterized by attraction to people of more than one gender; similar to bisexuality but may emphasize the aspect of attraction regardless of gender.

Secondary Sex Characteristics

Secondary sex characteristics are features that distinguish the two sexes of a species, but are not directly involved in reproduction, such as breast development in females and facial hair in males.

Gender Schemas

A person’s cognitive structures that organize information about gender into categories, which include gender roles and gender identity.

Gender Roles

The positions, characteristics, and interests that are considered normal and are expected for boys/men or for girls/women in a particular culture; this social information is stored in each person’s gender schemas.