Small polar and charged molecules typically cross the cell membrane by way of ____
a. simple diffusion
b. osmosis
c. filtration
d. active transport
e. facilitated diffusion
E
Biology & Microbiology
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DNA stores the information needed for the synthesis of cellular _______
A. proteins B. carbohydrates C. lipids
Biology & Microbiology
While all are found which type of life cycle is most common among protists?
1.Haploid-dominant cycle; the zygote is the only diploid cell.
2.Diploid dominant cycle; gametes are the only haploid cells.
3.Alternation of generations; multicelled haploid and diploid stages.
The systemic circuit delivers ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Acetylcholine is an amino acid.
a. true b. false
Biology & Microbiology