Which Statement Regarding Chemical Signaling Systems Is False

question 49

Multiple Choice

Which statement regarding chemical signaling systems is false?

• A) Autocrine signals have an effect on the cells that secrete them.
• B) Paracrine signals have an effect on nearby cells.
• C) Signals carried by the circulatory system come primarily from the environment outside the organism.
• D) A cell must have a receptor for a signal in order to bind to the signal.
• E) A cell without a receptor for a signal is not a target cell for that signal.

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Definitions:

Premium

The amount by which the price of a financial instrument or commodity exceeds its face value or market value respectively.

Interest Expense

The cost incurred by an entity for borrowed funds, reflecting the price paid for the use of a lender's money.

Straight-Line Method

A method of calculating depreciation by evenly distributing the cost of an asset over its useful life.

Book Value

The value of an asset according to its balance sheet account balance, taking into account the cost of the asset minus depreciation.