Just Prior to the Onset of Gastrulation in an Embryo

question 18

Multiple Choice

Just prior to the onset of gastrulation in an embryo, the "organizer" cells are specified. If you were to experimentally block the specification of these cells, what would you expect the result to be in the developing embryo?

• A) There would be no effect on development.
• B) Gastrulation would not occur, and normal development would cease.
• C) The body axes would develop normally, but the embryo would not grow appendages.
• D) The embryo would not develop an intestine, but all other organs and tissues would develop normally.

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Definitions:

Sales

The total amount of goods or services sold within a specific time frame, indicating the performance and growth of a business.

Operating Cycle

The duration from the acquisition of supplies for production to the collection of payment from the sale of goods, indicating the company's efficiency in managing its inventory and receivables.

COGS

Cost of Goods Sold; the direct costs attributable to the production of the goods sold by a company.

Operating Cycle

The duration between the acquisition of inventory and the collection of cash from receivable accounts in a company's business process.