Which of the following words describes a tentative explanation to a given question?
a. law
b. theory
c. hypothesis
d. fact
e. principle
ANSWER: c
You might also like to view...
Diatoms, coccolithophores and silicoflagellates all belong to the domain:
a. Eukarya. b. Eubacteria. c. Archaea. d. Anthophyta. e. Protista.
Primary oocytes and spermatogonia are both haploid cells
a. True b. False
Which of the following statements about the light reactions of photosynthesis is FALSE?
A) NADPH becomes oxidized to NADP+. B) Chlorophyll (and other pigments) absorbs light energy, which excites electrons. C) ATP is formed. D) The splitting of water molecules provides a source of electrons. E) An electron transport chain is used to create a proton gradient.
Organisms called plasmodial slime molds move by which process?
A) contractile cytoskeleton movements B) growth in the direction of sunlight C) beating of cilia D) cytoplasmic streaming