Biology, 01.12.2020 20:20, leeannjones1
This macromolecule forms pumps and channels within the cell membrane. They act like to let molecules in and out of the cell.
- Carbohydrates
- Lipids
- Nucleic acids
- Proteins
Answers: 3
Biology, 22.06.2019 14:00, treavonknorton
Vinegar has a ph of 3, and household ammonia has a ph of 11. is the concentration of h+ greatest in the vinegar or ammonia?
Answers: 1
Biology, 22.06.2019 15:30, dogwisperer101
When does a spring tide occur? question 9 options: they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur twice a year in the spring and fall. they occur on the date of the vernal equinox each year, no matter what stage the moon is in. this is why they are called spring tides. they occur when the sun, moon, and earth are at 45-degree angles from each other. this happens once every spring. they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur all year long.
Answers: 2
This macromolecule forms pumps and channels within the cell membrane. They act like to let molecules...
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