Researchers Have Shown That the HoxA and D Complex of Transcription

question 8

Multiple Choice

Researchers have shown that the HoxA and D complex of transcription factors,which are expressed in nested domains within the limb bud,are essential for outgrowth and normal patterning of the limb bud.This is clearly shown by the genetic inactivation of Hoxa11 and Hoxd11.In the forelimb,which structure(s) is/are affected?

• A) Humerus
• B) Radius and ulna
• C) Carpals
• D) Metacarpals
• E) Phalanges

---

Definitions:

Productive Capacity

The maximum output or production level that can be achieved with the available inputs and resources without stressing the production system.

Direct Method

A method for presenting cash flows related to operating activities, highlighting the main categories of gross cash inflows and outflows.

Operating Activities

Activities that are directly related to the operation of the business, such as sales, services, and administrative tasks, distinguishing them from investing and financing activities.

Economic Benefits

Inflows of assets or reductions in liabilities that result in an increase in equity, other than those relating to contributions from equity participants.