Multiple Choice
In combination,what do the products of gap genes,pair-rule genes,and segmentation polarity genes of fruit flies do?
A) They trigger the reorganization of the larval body into an adult body.
B) They define the segmented body plan of the embryo.
C) They set up the back-to-belly axis of the larval body.
D) They direct cell movements during differentiation.
Correct Answer:
Verified
Correct Answer:
Verified
Q2: Suppose there was a mutation in the
Q11: Suppose the pair-rule genes were inactivated in
Q15: Communication within and between cells of an
Q16: Scientists have found that the lifetimes of
Q17: All of the following are true of
Q20: Evolutionary theory has until recently stressed genetic
Q21: When is a cell considered differentiated?<br>A)when a
Q23: What was the experimental purpose of the
Q24: Animal species exhibit an enormous diversity of
Q37: When the Bicoid protein is expressed in