If a cell which contains a solute concentration of 50% solute and 50% water is placed in a solvent with a solute concentration of 30% and 70% water, the cell will do which of the

a. shrink
b. swell
c. stay the same
d. explode

Which sentence is an example of a strong conclusion to an autobiography? a. i stayed after school three days in a row to practice onstage in the auditorium. b. i knew i would have to practice all week to memorize my dance for the recital. c. after the recital was over, i knew practicing was worth it, and i was looking forward to my next big challenge. d. on opening night, i danced in front of a packed auditorium.

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

Nucleic acids offer variability because they contain alternate forms of genes called .