Sealing new homes tightly can be bad for energy efficiency, but good for air quality. True
FALSE- it is good for both
FALSE - it is bad for both
FALSE- it is good for energy efficiency, but bad for air quality

Which macromolecules are polymers made of nucleotides (a) fatty acids (b) nucleic acids (c) carboxylic acids (d) amino acides

How do you date a sample of rock that you suspect as being one of the earliest on earth

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.