The Inner Cells of the Blastocyst Separate into Three Layers

question 109

Multiple Choice

The inner cells of the blastocyst separate into three layers.These three layers become the

• A)placenta.
• B)embryo.
• C)amniotic sac.
• D)umbilical cord.

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Definitions:

Neutrons

Subatomic particles found in the nucleus of an atom, with no electric charge and a mass slightly larger than that of protons.

Protons

Positively charged subatomic particles found within the nucleus of an atom, defining the element's atomic number.

Electrons

Negatively charged particles present in all atoms, responsible for conducting electricity in solid materials.

Protons

Positively charged particles found within an atom's nucleus, determining the element's atomic number.