The Graph Below Shows the Normal Concentration of Morphogens a and B

question 21

Multiple Choice

The graph below shows the normal concentration of morphogens A and B throughout a Drosophila embryo.
If morphogen B is injected into the head end of an embryo, the embryo is likely to develop

• A)normally.
• B)a second tail at the head end.
• C)a second head at the tail end.
• D)two heads at the head end.

---

Definitions:

Variable Overhead Efficiency Variance

The difference between the actual hours taken to produce something and the standard hours expected, multiplied by the variable overhead rate.

Materials Price Variance

The difference between the actual cost of materials and the expected cost multiplied by the quantity of materials used.

Unfavorable

A term used to describe a variance or difference that negatively impacts financial performance.

Labor Rate Variance

The difference between the expected cost of labor at standard rates and the actual cost of labor incurred.