Fill in the blank: Researchers who seek to replace damaged genes that cause inherited diseases or to genetically engineer bacteria are studying A. Zoology

B. Planets

C. Ecology

D. Biotechnology

What kind of bond is created by the attraction between atomic particles of opposite charge? ionic bond hydrogen bond covalent bond nuclear bond

Which locations on the map are low-pressure areas? a b c d e

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.