Part of the reason that bacterial and eukaryotic cell
membranes are fluid stems from the composition of
the ________ in the _________. Fill in the blank(s) with the appropriate word(s).
Answer(s): phospholipids/lipid bilayer
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Which bone of the axial skeleton is connected to the tongue?
a. vomer b. hyoid c. maxilla d. palatine
The formation of peptide bonds between amino acids to build a polypeptide is an example of ________.
A. fermentation B. anabolism C. glycolysis D. catabolism E. phosphorylation
Adaptive radiation would be described by:
a. the dinosaurs going extinct. b. coelecanths. c. Darwin’s finches. d. rats and warfarin. e. all of these.
Double fertilization occurs when
A. the sperm and tube nuclei fertilize the egg. B. one sperm fuses with the egg and the other sperm fuses with both polar nuclei. C. the polar nuclei fuse with the egg after it has fused with the sperm. D. two sperm cells fertilize the two polar nuclei.