Which natural resource is known as the kidneys of the environment? a. fisheries b. wetlands c. soil d. natural parks e. wildlife

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

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.

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these