Solve the Problem B) C) $\{ a , d , r \} , \{ a , d , s \} , \{ a , d , t \} , \{ a , r , s \} , \{ d , r , s \} , \{ d , r , t \} , \{ d , s , t \} , \{ r , s , t \}$

question 226

Multiple Choice

Solve the problem.
-A committee is to be formed. Possible candidates for the committee are Anne, Daniel, Raul, Sarah, and Teresa. Denoting these five people by a, d, r, s, t, list all possible committees of three people (ie List all possible subsets of size three) .

• A) \(\{ a , d , r \} , \{ a , d , s \} , \{ a , d , t \} , \{ a , r , s \} , \{ a , r , t \} , \{ a , s , t \} , \{ d , r , s \} , \{ d , r , t \} , \{ d , s , t \} , \{ r , s , t \} , \{ d , a , r \} , \{ s , t , d \}\)
• B) \(\{ a , d , r \} , \{ a , d , s \} , \{ a , d , t \} , \{ a , r , s \} , \{ a , r , t \} , \{ a , s , t \} , \{ d , r , t \} , \{ d , s , t \} , \{ r , s , t \}\)
• C) \(\{ a , d , r \} , \{ a , d , s \} , \{ a , d , t \} , \{ a , r , s \} , \{ d , r , s \} , \{ d , r , t \} , \{ d , s , t \} , \{ r , s , t \}\)
• D) \(\{ a , d , r \} , \{ a , d , s \} , \{ a , d , t \} , \{ a , r , s \} , \{ a , r , t \} , \{ a , s , t \} , \{ d , r , s \} , \{ d , r , t \} , \{ d , s , t \} , \{ r , s , t \}\)

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Definitions:

Na+

Sodium ions, which are essential for various bodily functions including conducting nerve impulses and maintaining fluid balance.

H+

Hydrogen ion, a positively charged ion of hydrogen; a measure of acidity in solutions.

Proximal Convoluted Tubule

The portion of the nephron in the kidney which is involved in the reabsorption of water, sodium, and other substances from the filtered fluid.

Cotransported

The process by which two or more substances are simultaneously transported across a cell membrane by a single carrier protein.