What does evolution mean? A A rapid change in the environment that causes a reduced gene pool.
B Selectively acquiring useful genes.
C A gradual change in characteristics over time.
D Changing characteristics to suit the environment over a short period of time.

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?

The chromosomal structure that limits the number of cell divisions of a cell is the the chromosomal structure that limits the number of cell divisions of a cell is the kinetochore telomere histones centromere

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes