How many layers of phospholipids make up the plasma membrane?
A) 1
B) 2
C) 3
D) 4
B
Biology & Microbiology
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Darwin believed that the many kinds of finches present on the Galapagos Islands all arose through_____
a. inheritance of acquired traits b. divine creation in their present form c. diversification from a single common ancestral species d. descent from a group of similar finch species that arrived on the islands earlier
Biology & Microbiology
An increase in which of the following will increase the rate of diffusion?
a. Temperature b. Solvent density c. Molecule mass d. Number of proteins
Biology & Microbiology
Why are slow-twitch muscle fibers more resistant to fatigue than are fast-twitch fibers?
What will be an ideal response?
Biology & Microbiology
A solution with a pH of 3 is highly ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology