Which country would most likely have a declining birth rate a. primarily agricultural country(many african nations) b. an industrially developed country (europe) c. a country changing from an agricultural economy to an industrial economy (india) d. economy does not affect birth rates

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

The term facultative anaerobe refers to an organism that