Determine the Number of Lone Pairs of Electrons on the Indicated

question 62

Multiple Choice

Determine the number of lone pairs of electrons on the indicated atom.

• A)1
• B)2
• C)3

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Definitions:

Epiblast Cells

Cells in the early embryo that give rise to the tissues of the body.

Mesoderm

Middle of the three germ layers of an embryo.

Mesoderm

The middle layer of an embryo in early development, which gives rise to muscles, bones, and circulatory and excretory systems.

Epiblast Cells

The cells in the early embryo that give rise to all of the body's tissues and organs during development.