________ Is(are)necessary for Diffusion to Take Place

question 18

Multiple Choice

________ is(are) necessary for diffusion to take place.

• A)A cell membrane
• B)Membrane proteins
• C)Energy
• D)A concentration gradient
• E)More than one of the above are required.

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Definitions:

Alternative Hypothesis

A hypothesis that contradicts the null hypothesis, proposed when the null hypothesis is expected to be rejected.

Descriptive Terms

Words or phrases used to describe or characterize a particular subject or phenomena without quantifying it.

Standardized Test Statistic

A standardized test statistic is a calculated value used to determine the distance of a data point from the mean in units of standard deviation, often used in hypothesis testing.

Null Hypothesis

A hypothesis that suggests there is no statistical significance between the two variables in the hypothesis.