The Three Primary Germ Layers Develop from the _____ of the Blastocyst

question 52

Multiple Choice

The three primary germ layers develop from the _____ of the blastocyst.

• A) syncytiotrophoblast
• B) cytotrophoblast
• C) blastocyst cavity (blastocele)
• D) embryoblast (inner cell mass)

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Definitions:

Payback Period

The amount of time it takes for an investment to generate enough cash flow to recover its initial cost.

Accounting Rate of Return

A method used to determine the profitability of an investment, calculated by dividing the average annual accounting profit by the initial investment cost.

Straight-Line Depreciation

A methodology for dispensing the cost of a durable asset over its useful period in uniform annual allocations.

Accounting Rate of Return

A financial metric used to measure the profitability of an investment, calculated by dividing the average annual profit by the initial investment cost.