In Chick, Ephrin-A2 Is Found in an Increasing Gradient from Anterior

question 1

Essay

In chick, ephrin-A2 is found in an increasing gradient from anterior to posterior tectum. Researchers virally misexpressed ephrin-A2 in patches throughout the tectum and then visualized the temporal RGC axons that expressed high levels of its receptor EphA3. What result would demonstrate the sufficiency of ephrin-A2 for repulsion?

---

Definitions:

Raw Materials Inventory

The total cost of all the materials not yet processed and used in the manufacturing of products, kept in inventory.

Direct Materials

Raw materials that are directly traceable to the manufacturing of a product and can be directly associated with the finished product.

Raw Materials Purchased

The total cost of raw materials bought by a company for the purpose of production in a specific period.

Cost Of Goods Manufactured

The total expense incurred to produce products during a specific period, including costs of raw materials, labor, and manufacturing overhead.