Tags Science Biology Genetics Cell Biology (cytology)

Animals & Plants Arts & Entertainment Auto Beauty & Health Books and Literature Business Electronics Engineering & Technology Food & Drink History Hobbies Jobs & Education Law & Government Math People & Society Science Social Studies Sports Travel & Places

0

Subjects>Science>General Science

What are various mechanisms by which substances cross membranes?

Kathylorstar ∙

Lvl 1

∙ 17y ago

Updated: 4/28/2022

there are many different types of mechanisms that can make thing cross cell membranes two of these are by diffusing and active transport.

Wiki User

∙ 17y ago

Still curious? Ask our experts.

Chat with our AI personalities

Maxine

I respect you enough to keep it real.

Chat with Maxine

Vivi

Your ride-or-die bestie who's seen you through every high and low.

Chat with Vivi

Devin

I've poured enough drinks to know that people don't always want advice—they just want to talk.

Chat with Devin

Add your answer:

Earn +20 pts

Q: What are various mechanisms by which substances cross membranes?

Write your answer...

Submit

Still have questions?

imp

Continue Learning about General Science

Is Colloids pure substanc or mixture?

Colloidal suspensions are heterogeneous; they necessarily contain more than one substance. You could make one out of two pure substances.

What does cross contamination mean in science?

Cross Contamination is the process of passing bacteria from one place to the other. There are two main types of cross contamination:Direct Cross Contamination (For example: Raw food comes into contact with cooked food)Indirect Cross Contamination. (For example: splashing, chef's cloths or food handlers

Is CROSS sectional study a retrospective study?

Yes, We can design a cross sectional study which its data collected in a retrospective format, so this study is called cross sectional retrospective study.

Which of these is an outgrowth of ethnology?

cross-cultural studies

The side from which more water molecules cross the semipermeable membrane?

The pure solvent side is the side from which more water molecules cross the semipermeable membrane.

Trending Questions

What is 3.5 km converted to feet and miles? What is send into exile? What is the mode of nutrition of Oscillatoria? How do science and superstitious contradict each other? What does rdw stand for in blood test? Last step in scientific method? In a controlled experiment what term is used to describe the many factors that might be different between the experiment and control groups? What is an example of a sentence using invairability? What are resources from the abyssal plain? Why is development of a researcher plan necessary before testing a hypothesis? What is a nillion? How does graphing assists in learning science concepts.? Why should kids have a longer recess? Is Professor Graeme Clark dead? How are cast fossils formed? What are some of the cheapest electricity suppliers in the country? What is the PH of an indegestion tablet? Do not run or play roughly in the lab? What is a substance without water? Which level of an energy pyramid has the most available energy?

Related Questions

What kind of substances do protein channels allow to cross membranes?

Ions and large molecules

Is active transport the only way substances can cross the intestinal membranes?

Diffusion too.

How do penetrating and non-penetrating solutes differ in their ability to cross biological membranes?

Penetrating solutes can cross biological membranes easily, while non-penetrating solutes cannot pass through the membrane without the help of specific transport mechanisms.

What substances is produced as hydrogen ions cross from the space between the inner and outer membranes into region b?

atp

What Lets things in and out of the cell wall?

The cell membrane regulates the passage of substances in and out of the cell. It does so through various mechanisms such as diffusion, facilitated diffusion, and active transport. Additionally, some substances may require specific channels or transport proteins to cross the membrane.

What substances normally fail to cross cell membranes under any circumstances?

Large molecules such as proteins and polysaccharides typically do not cross cell membranes. Additionally, charged ions like sodium (Na+) and chloride (Cl-) may have difficulty passing through cell membranes due to their charge.

What is the porous structure through which molecules pass?

The porous structure through which molecules pass is called a membrane. Membranes are semi-permeable barriers that allow certain substances to cross while blocking others based on their size, charge, or solubility. These membranes play a crucial role in various biological processes, such as nutrient uptake, signaling, and waste removal.

What houses the mechanisms that most often interact with substances that cross the blood brain barrier?

The endothelial cells of the blood-brain barrier house the mechanisms that most often interact with substances that cross the barrier. These cells feature specialized tight junctions that regulate the passage of molecules into the brain. Astrocytes also play a role in supporting these endothelial cells and maintaining the integrity of the blood-brain barrier.

Does hydrophilic substance have an easier time passing through membranes than do hydrophobic substance?

Hydrophilic substances have a harder time passing through membranes than hydrophobic substances as cell membranes are primarily composed of a hydrophobic lipid bilayer. Hydrophilic substances may require the assistance of channel proteins or carrier proteins to cross the membrane efficiently.

Can large hydrophobic molecules cross cell membranes?

Yes, large hydrophobic molecules can cross cell membranes through passive diffusion.

Difference between lipid soluble and water soluble?

The use of a second messenger

Do hydrophobic molecules cross cell membranes?

Yes, hydrophobic molecules can cross cell membranes because cell membranes are made up of a phospholipid bilayer that is permeable to nonpolar molecules like hydrophobic ones.

Still have questions?

imp

Resources

Top Categories

Product

Company

Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.