When a Chemical Signal from a Group of Embryonic Cells

question 58

Multiple Choice

When a chemical signal from a group of embryonic cells causes a different, nearby group of cells to embark on a particular developmental course (say, differentiating into a leg) , the interaction between the two groups of cells is called

• A)induction.
• B)coordinated differentiation.
• C)implantation.
• D)potentiation.

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Definitions:

Complex Lipid

Any of a group of lipids that combine with other types of molecules, such as carbohydrates or proteins, forming structures essential for living organisms.

Simple Lipids

Lipids that consist of fatty acids esterified with glycerol, including fats and oils, which serve as energy storage molecules in living organisms.

Esterification

A chemical reaction that forms an ester through the reaction of a carboxylic acid and an alcohol.

Hydrolysis

A chemical reaction where water breaks down another compound, often resulting in the formation of two or more new compounds.