During Early Embryonic Development, a Protein Called Sonic Hedgehog Is

question 14

Multiple Choice

During early embryonic development, a protein called sonic hedgehog is released from a cell and travels in a small gradient through the interstitial fluid only to nearby cells. This helps to establish the path and direction of development for the nervous system and limbs. Knowing this, sonic hedgehog must be a(n) ________ signal.

• A)endocrine
• B)paracrine
• C)autocrine
• D)nervous

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Definitions:

Equipment On Account

The acquisition of equipment that is recorded on credit, where payment is deferred to a later date.

Recording Process

The systematic documentation of a company's financial transactions in the appropriate accounts of its accounting system.

Debit Entries

Bookkeeping entries that increase assets or expenses, or decrease liabilities, equity, or income.

Credit Entries

Bookkeeping entries that increase the balance of liability, revenue, or equity accounts, or decrease the balance of an asset or expense account.