Master Regulatory Genes That Turn on Entire Programs of Development

question 66

Multiple Choice

Master regulatory genes that turn on entire programs of development are often identified because loss-of-function mutations and gain-of-function mutations in the gene have opposite phenotypes. Which type of mutation is recessive? Which type of mutation is dominant?

• A)Loss-of-function mutations and gain-of-function mutations are recessive.
• B)Loss-of-function mutations are recessive; gain-of-function mutations are dominant.
• C)Loss-of-function mutations are dominant; gain-of-function mutations are recessive.
• D)Loss-of-function mutations and gain-of-function mutations are dominant.
• E)There is no predictable pattern of recessiveness or dominance.

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Definitions:

Subsidiary Ledger Accounts

Detailed accounts contained within a subsidiary ledger, tracking individual transactions related to a specific customer, supplier, or type of item.

Accounts Receivable

Money owed by customers for goods or services that have been delivered but not yet paid for.

Accounts Payable

Accounts payable are liabilities representing the amount a business owes to its suppliers or creditors for goods and services received but not yet paid for.

Cash Receipts Journal

A journal used to record all cash inflows or money received by the business.