What is membrane, Biology

Assignment Help:

Q. What is membrane?

Membrane is any delicate sheet that separates one region from another blocking or permitting completely or selectively the passage of substances. The skin, for instance, can be considered a membrane that separates the external from the internal of the body; cellophane, used in chemical laboratories to separate solutions, acts as a membrane too.


Related Discussions:- What is membrane

Define the assessment of copper status in humans, Define the Assessment of ...

Define the Assessment of Copper Status in Humans? A reliable index to assess marginal copper status is currently not available. However, severe copper deficiency may be detecte

Exchange of cells between the mother and the fetus, Q. Is there an exchange...

Q. Is there an exchange of cells between the mother and the fetus through the placenta? Under usual conditions there is no passage of cells across the placenta during gestation

Describe st segment depression, Q. Describe ST Segment Depression? The ...

Q. Describe ST Segment Depression? The development of ST-segment depression with exercise is probably the most reliable sign if myocardial ischaemia and appears to be the most

The exine layer, The Exine Layer It consists of two layers, inner (nex...

The Exine Layer It consists of two layers, inner (nexine) which is continuous and an outer (sexine) the sculptured one. The outer layer has ornamentations comprising rod-like

What do you mean by pericardium, Q. What do you mean by Pericardium? Pe...

Q. What do you mean by Pericardium? Pericardium is the sac covering the heart. Pericardium consists of two layers-the visceral pericardium (epicardium) and the parietal pericar

Population growth curve, Increase in population size is known as population...

Increase in population size is known as population growth. It depends upon number of persons added to the population and number of persons lost from the population. Addition in pop

What is speciation, What is speciation? The Speciation is the process b...

What is speciation? The Speciation is the process by which different species emerge from a common ancestor species. The Speciation generally begins when populations of the same

What is function of gamaaminobutyric acid, Q. What is function of Gamaamino...

Q. What is function of Gamaaminobutyric acid? GABA is the principal inhibitory transmitter in the brain. The concentration of GABA is up to 1000 times greater than that of oth

Geology LAB, Can you guys help with my homework assignment for Geology?

Can you guys help with my homework assignment for Geology?

Into which two groups can the nitrogen-containing bases, Into which two gro...

Into which two groups can the nitrogen-containing bases that form DNA and RNA be classified? What is the criterion used in that classification? The nitrogen-containing bases th

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd