When the Bicoid Protein Is Expressed in Drosophila, the Embryo

question 2

Multiple Choice

When the Bicoid protein is expressed in Drosophila, the embryo is still syncytial divisions between cells are not yet fully developed) . This helps to explain which observation by Nüsslein- Volhard and Wieschaus?

• A) Bicoid protein diffuses throughout the embryo in a concentration gradient.
• B) Bicoid protein serves as a transcription regulator.
• C) mRNA from the egg is translated into the Bicoid protein.
• D) Bicoid protein determines the dorsoventral axis of the embryo.

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