The Embryonic Layer That Invades the Lining of the Uterus

question 50

Multiple Choice

The embryonic layer that invades the lining of the uterus and forms the placenta is the

• A) trophoblast.
• B) embryoblast.
• C) inner cell mass.
• D) endometrium.

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Definitions:

Rejecting

In statistics, it often refers to the act of discarding the null hypothesis based on the evidence of a test.

Type I Error

A Type I error occurs when a true null hypothesis is incorrectly rejected, often denoted as a false positive in hypothesis testing.

Null Hypothesis

A statement used in statistics that proposes there is no significant difference or effect.

Level of Significance

The threshold at which the null hypothesis is rejected in favor of the alternative hypothesis in statistical testing, indicating the probability of making a Type I error.