Protein that forms a channel to allow a particular molecule or ion to cross the plasma membrane.
What will be an ideal response?
channel protein
Biology & Microbiology
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The composition of the normal microbiota may be affected by
A. hormonal changes. B. use of antibiotics. C. obesity level. D. diet. E. All of the choices are correct.
Biology & Microbiology
Flowers and fruits are unique to
A. gymnosperms. B. angiosperms. C. conifers. D. bryophytes. E. cycads.
Biology & Microbiology
Transporting a solute against its concentration gradient requires ____
a. energy b. a gated channel c. exocytosis d. hypotonic and hypertonic differences across the cell membrane e. vesicle formation
Biology & Microbiology
In higher eukaryotes genes are very close together
1.True 2.False
Biology & Microbiology