Science and technology has developed cleaner fuels such as ea-85 fuel. what is a positive impact that this new fuel may have on society?
select one:
a. more expensive vehicles
b. less gas mileage
c. fuel with less emissions
d. higher fuel prices

Acertain species of fish can have either long or short fins. the allele for long fins is dominant over the allele for short fins. a heterozygous, long-finned fish is crossed with a homozygous, short-finned fish. of the offspring, will have long fins and be , and will have short fins and be .

Which best describes a benefit of using dna technology in medicine? a) medicine can be produced in mass quantities. b) medicine can be distributed at a reduced cost. c) medicines have fewer side effects. d) medicines are resistant to antibiotics.

What materials must dams have to produce electricity, and what must occur?