Which of the following materials is not a living semi-per...
Which of the following materials is not a living semi-permeable membrane?
pig's bladder
Unripe pawpaw fruit
Yam tuber
Sheet of cellophane
Correct answer is D
A semipermeable membrane is a type of biological or synthetic, polymeric membrane that will allow certain molecules or ions to pass through it by osmosis. There are two examples of semi-permeable membrane, which are non-living and living semi-permeable membranes. Examples of non-living semi-permeable membranes that are permeable to water but not solvent e.g copper sulphate solution are visking tube, parchment, and cellophane.
The illustrated structure is a part of the ...
The stomata of a leaf performs the same function as ...
Protein-like bodies are borne on the part labelled ...
Which of the following statements about sex determination is correct? At fertility ...
Plant hormones include the following except ...
A sudden change in the genetic composition of an organism is termed ...
The part of the skin which is excretory in function is the ...
Which part of the nephron is associated with ultrafiltration? ...