1. True-or-false: All of the substances present in nature are made up of less than 100 types of particles. These particles are called molecules.

Error analysis: what might be the reason that some of your percentages didn't exactly match your predicted results? gametes aren't responsible for inheritance. mice don't have large litters, so the sample size was not large enough. the wrong type of mice were used.

An organism's reproductive strategy includes all of the following except a. the number of offspring produced. b. the amount of energy expended in producing offspring. c. the length of time parental care is given d. the number of alleles an organism passes on.

Match each description of an object’s motion with the position-time graph that represents it. not moving moving with constant speed speeding up slowing down