Agroup of genes that is regulated together is called a(n)

a. transcription factor.
b. tata box.
c. operon.
d. operator region

As a small change in a person's dna can cause a genetic disorder

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?

Which of the following types of reactions would decrease the entropy within a cell? a. dehydration reaction, b. hydrolysis, c. respiration, d. digestion, e. catabolism.