subject
Biology, 29.05.2020 19:57 lindsey0456

PLEASE HELP I WILL BE GIVING THE BRAINLIEST AND 15 POINTS
Charlotte placed raisins in a glass of water and after a while, saw them swell up and get larger. It made her wonder about the way water moved into different items. She knew cells allowed materials in, but she wanted to know more and she read that the cell membrane had specific jobs. Which of the following correctly describes the cell membrane’s function?

A. It is permeable, so it can allow all materials to move freely across the cell membrane.
B. It uses diffusion and osmosis to move all materials into and out of the cell.
C. It uses active transport and facilitated diffusion to move all materials into and out of the cell.
D. It is selectively permeable, so it can allow certain materials to pass through it and prevent others from passing into the cell.

ansver
Answers: 2

Another question on Biology

question
Biology, 21.06.2019 19:30
Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.
Answers: 3
question
Biology, 21.06.2019 23:30
The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2
Answers: 2
question
Biology, 22.06.2019 01:30
Environmental impacts on evolution : mastery test
Answers: 3
question
Biology, 22.06.2019 04:40
The cluster of developing cells from conception until birth is called an
Answers: 1
You know the right answer?
PLEASE HELP I WILL BE GIVING THE BRAINLIEST AND 15 POINTS
Charlotte placed raisins in a glass...
Questions
question
English, 21.09.2019 01:10
question
Mathematics, 21.09.2019 01:10
question
Chemistry, 21.09.2019 01:10
question
History, 21.09.2019 01:10
Questions on the website: 13722359