The allele for small size is recessive, and the allele for normal size is dominant. The frequency for the normal-size allele is 0.72. What is the percentage of the rats that are normal sized?

Each pair of clay balls represents two planetesimals. if each planetesimal is composed of the same material and is separated he the same distance, which pair experiences the frayed gravitational attraction?

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping