The term "deeply branching" refers to which of the following?
A. the cellular shape of deeply branching bacteria
B. the position in the evolutionary tree of deeply branching bacteria
C. the ability of deeply branching bacteria to live in deep ocean waters
D. the pattern of growth in culture of deeply branching bacteria
Answer: B. the position in the evolutionary tree of deeply branching bacteria
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Indicate whether this statement is TRUE or FALSE.
Which statement correctly describes DNA base pairing?
a. Two hydrogen bonds bind A and T; three hydrogen bonds bind G and C. b. Two hydrogen bonds bind A and C; three hydrogen bonds bind T and G. c. Two hydrogen bonds bind G and C; three hydrogen bonds bind A and T. d. Two hydrogen bonds bind A and T, and two hydrogen bonds bind G and C. e. Three hydrogen bonds bind A and C, and three hydrogen bonds bind T and G.
________ is the source of frictional resistance to objects moving through water
Fill in the blank(s) with correct word
What cause(s) the synchronization of mass spawning events in many invertebrates?
a. the Sun b. the climate c. cryptochromes d. the stars