The lungs move easily within their protective sacs due to
a. intrapleural fluid.
b. leaking plasma.
c. blood.
d. mucus.
e. both leaking plasma and mucus.
A
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Which line or lines in the graph represent(s) bags that contain a solution that is hypertonic at 50 minutes?
A) A and B B) B C) C D) D E) D and E
The term append means to ____
a. connect b. support c. pull d. push e. hang
A(n) ________ lives on or within the host organism for some period of its life
Fill in the blank(s) with correct word
In an experimental situation, a student researcher inserts an mRNA molecule into a eukaryotic cell after she has removed its cap and poly-A tail. Which of the following would you expect her to find?
A) The mRNA is quickly converted into a ribosomal subunit. B) The cell adds a new poly-A tail to the mRNA. C) The mRNA attaches to a ribosome and is translated, but more slowly. D) The molecule is digested by enzymes because it is not protected at the end.