Which of the following refers to the term metabolism?
A) all the reactions in a cell or organism
B) all the reactions in a cell that break down molecules only
C) all the reactions in a cell that build new molecules only
D) all the reactions in a cell that decompose molecules only
Ans: A) all the reactions in a cell or organism
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The two types of transposable elements are DNA transposable elements (DNA TEs) and long terminal repeats (LTRs)
A. true B. false
What causes shifts in the dry and wet seasons of the tropics?
A) Hadley cells B) saturation VP C) ITCZ D) the equatorial low
When does crossing-over occur?
A) Prophase I of meiosis B) Prophase II of meiosis C) Interphase prior to meiosis D) At any time during the second meiotic division E) At any time throughout division
The instrument used to measure oxygen consumption in this lab was a
A. balance. B. fermentation tube. C. graduated cylinder. D. respirometer. E. volumeter.