When Cells Begin to Move in the Embryo in Relation

question 26

Multiple Choice

When cells begin to move in the embryo in relation to other cells,this is called

• A) cleavage.
• B) growth.
• C) morphogenesis.
• D) differentiation.
• E) fertilization.

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Definitions:

Uridine

A nucleoside consisting of a molecule of uracil attached to a ribose sugar molecule, part of RNA.

Nitrogens of Adenine

Refers to the nitrogen atoms in the adenine molecule, a nucleobase essential in forming DNA and RNA, that participate in hydrogen bonding and base pairing.

Nucleoside

A compound consisting of a nitrogenous base bound to a sugar molecule, forming the basic building blocks of nucleic acids without the phosphate group.

Sucrose

A sugar molecule consisting of glucose and fructose, widely recognized as sugar used on dining tables.