Biology, 06.12.2019 13:31 Jennifer16253
Because the membrane is selective in what can cross through it, it
larger molecules and substances moving against the concentration gradient must be moved through the membrane
some of the membrane proteins have carbohydrate receptors attached to cells in recognize each other certain molecules. one role of peripheral proteins can be to act as anchors for some integral proteins aid in integral proteins that move molecules through the membrane are also .
Answers: 1
Biology, 22.06.2019 01:00, lindasuebairdoyjpf7
Where do the respiratory and circulatory systems meet? a. in the heart b. in the muscles c. in the lungs d. in the brain
Answers: 2
Biology, 22.06.2019 11:30, yarrito20011307
Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.
Answers: 1
Because the membrane is selective in what can cross through it, it
larger molecules and...
larger molecules and...
History, 04.04.2020 13:48