Digestive wastes of the male Ascaris roundworm exit the body through the

(a) anus.
(b) cloaca.
(c) mouth.
(d) excretory pore.


(b) cloaca.

Biology & Microbiology

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If one strand of a DNA molecule has the sequence of bases 5'ATTGCA3', the other complementary strand would have the sequence _____

A) 5'TAACGT3' B) 5'TGCAAT3' C) 5'UAACGU3' D) 3'UAACGU5' E) 5'UGCAAU3'

Biology & Microbiology

Which of the following statements is contrary to the first law of thermodynamics?

a. When energy is used, it is irreplaceable. b. Matter can be converted into energy. c. The amount of energy in the universe is constant. d. Energy can be converted from one form to another. e. Energy can be transferred from one form to another.

Biology & Microbiology

All vertebrates contain a similar pattern of organs, indicating that they are related to one another. This represents which of the following lines of evolutionary evidence?

A. homology B. development C. biogeography D. fossil record E. convergent evolution

Biology & Microbiology

If a haploid cell goes through mitosis it will generate

a)two haploid cells. b)two diploid cells. c)four haploid cells. d)four diploid cells. e)This is not possible.

Biology & Microbiology