During Gastrulation

question 97

Multiple Choice

During gastrulation,

• A) the blastomeres fuse.
• B) the placenta penetrates the endometrium.
• C) three germ layers are formed.
• D) cells from the hypoblast move to the epiblast.
• E) the neural tube closes.

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Definitions:

Population Means

Refers to the average value of a particular characteristic within a total population.

Number of Treatments

Refers to the distinct levels or conditions in an experimental or observational study to investigate their effects on outcomes.

K

In various contexts, it could represent a constant value, the number of clusters in K-means clustering, or the symbol for a thousand.

Completely Randomized Design

An experimental design in which the treatments are randomly assigned to the experimental units.