1. Stream dries up. Did the water in the stream: a. gain energy

b. loose eergy

c. keep the same amount of energy

d. never had energy

Explain your answer and choose the correct answer.

Which term best describes a community in which people work mostly in factories? a.agricultural. b.hunting and gathering. c.domesticated. industrial.

2. if someone had the list of traits you provided in question 1, do you think he or she would be able to find you in a group of 1000 people? why or why not? if not, what other information encoded in your genes might distinguish you from the others in the group? what are other traits that are encoded for by dna?

Nucleic acids offer variability because they contain alternate forms of genes called .