In the Formation of Biofilms,such as Those Forming on Unbrushed

question 40

Multiple Choice

In the formation of biofilms,such as those forming on unbrushed teeth,cell signalling serves which function?

• A)formation of mating complexes
• B)secretion of apoptotic signals
• C)aggregation of bacteria
• D)secretion of substances that inhibit foreign bacteria
• E)digestion of unwanted parasite populations

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Definitions:

Interest Earned

The income received from an investment, usually expressed as an annual percentage of the principle.

Callable Bonds

Bonds that have a provision that the issuer can repurchase, or call in, the bonds at specified dates if the board of directors authorizes the retirement (payoff) of the bonds before their maturity date.

Interest Rates

The cost of borrowing money, expressed as a percentage of the amount borrowed.

Maturity Date

The final day of a note on which the borrower (the maker of the note) pays the face value and any interest due to the holder of the note. The due date.