Which process releases energy instead of using energy?
a) a paramecium moves toward its prey.
b) a wound at the surface of the skin is repaired.
c) the kidney excretes waste and re-circulates water.
d) a sandwich is digested and converted to carbon dioxide and water.

Ricardo notices that when he plays soccer in the rain, his ball does not seem to go as far after a kick. what is the best scientific question that ricardo could ask about this observation? is soccer better played in the rain or sun? how does rain affect the distance a soccer ball can travel? how does rain affect the speed of a soccer ball? is soccer affected by the rain?

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.