Drosophila Larvae (Wt) Showing Segmentation and Anterior-Posterior Axis

question 37

Multiple Choice

Drosophila larvae (wt) showing segmentation and anterior-posterior axis.
Refer to the image above to answer the following questions.
-The product of the gene responsible for anterior-posterior axis is concentrated more in the anterior end. This supports the

• A)oncogen gradient hypothesis.
• B)mutagen gradient hypothesis.
• C)morphogen gradient hypothesis.
• D)one gene-one protein hypothesis.
• E)egg-polarity theory.