The cell membrane can be described most accurately as
A) permeable to all small molecules and ions but impermeable to larger ones.
B) permeable to only larger molecules.
C) permeable to some molecules and impermeable to others.
D) impermeable to all polar molecules.
E) permeable to all molecules.
C) permeable to some molecules and impermeable to others.
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Mendel inferred the genetic basis of ____, such as flower color in peas, by crossing plants with different phenotypes
a. adaptive traits b. allele shuffling c. allelic recombination d. quantitative traits e. qualitative traits
An individual that has two dominant alleles for a trait (AA) is __________. Fill in the blank(s) with the appropriate word(s)
Any light-driven reaction that attaches phosphate to a molecule is called __________. Fill in the blank(s) with the appropriate word(s)
Which of the following is formed last in the transfer
of solar energy? a. H+ b. excited electrons c. ATP d. O2 e. NADPH