When the Tight Junctions of the Sustentacular Cells Divide the Seminiferous

question 149

Multiple Choice

When the tight junctions of the sustentacular cells divide the seminiferous tubules into two compartments:

• A) meiotically active cells are near the basement membrane.
• B) meiotically active cells are near the lumen.
• C) spermatogonia are near the lumen.
• D) both A and C are true.

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Definitions:

Experimental Condition

In research, this is the set of conditions applied to subjects that is manipulated by the researcher to observe its effects compared to a control condition.

Random Assignment

A method of assigning research participants to different groups using randomization, ensuring that each participant has an equal chance of being placed in any group.

Probability

The measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Spurious Relationships

An apparent but false relationship between two variables that is actually caused by a third variable.