Experimental Depletion of β-Catenin MRNA Transcripts in Amphibian Embryos Results

question 41

Multiple Choice

Experimental depletion of β-catenin mRNA transcripts in amphibian embryos results in

• A) failure of cleavage to occur.
• B) induction of a second axis of embryo formation.
• C) failure of gastrulation to occur.
• D) failure of invagination to occur.
• E) slowing down of the cleavage process.

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Definitions:

Noncumulative

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Nonparticipating

In the context of insurance or preferred stock, referring to policies or shares that do not entitle the holder to share in profits beyond a specified amount.

Stockholders

Individuals or entities that own shares in a corporation, thus holding an ownership stake.

Dividends in Arrears

Dividends on cumulative preferred stock that have not been paid in the period they were due, accumulating until paid by the corporation.