1. Structure and function of biological molecules 2. difference between prokaryotic and eukaryotic cells 3.organelles in eukaryotic cells 4. ATP and its importance 5. Purpose of cellular respiration and photosynthesis. in simplest form pls explain (pls no long sentences)
@Nnesha
can someone help me?
hold on
ok
i might be able to help on 2
is 1 really everyone says the same thing
hard^
no. its just more intricate.
oh ok
well, i cant remember but one of the cells is a animal cell, and the other is a plant cell.
scratch that
wait, no dont scratch that.
wait.
ok
I have totally confused myself. :P @malcolmmcswain @Owlcoffee @Zale101
i think this video is really good for #2 https://www.youtube.com/watch?v=RQ-SMCmWB1s
@imqwerty
Still need help?
yeah
With which one?
all of them except Purpose of cellular respiration and photosynthesis.
unless u know how to put in the simplest way
Okay...so prokaryotic organisms are the organisms which evolved first like bacteria, these don't have a nucleus or any other membrane bound organelle. In contrast, eukaryotic organisms are those which evolved later and are more advanced. These have nucleus and other membrane bound organelles like mitochondria, chloroplast etc.
oh ok i always get confused with those two
ATP is a molecule made up of three phosphate and one ribose sugar moecule. ATP acts as a small battery which stores energy released from food and then is later used our body for its energy uses.
Is it done?
there's 1,3,5
1) When u take biological molecules there are lot. Carbohydrates proteins, nucleic acids etc. That means I have to define everything yah?
yeah
if thats ok with u
It might take a lot of time. It's okai with u right ?
yeah totally
But then paragraph wise
Carbohydrates *Most abundant organic matter on earth *The major elemental compositions are carbon, hydrogen and oxygen *All of them contain either a ketone or an aldehyde *Main function is to produce and store energy, contribute to make important structures like cell wall etc. *There are 3 main classes of carbohydrates 1) Monosaccharide 2) Disaccharide 3) Polysaccharide MONOSACCHARIDES *All monosaccharides are reducing agents *eg ; Glucose, fructose and galactose *Functions; 1) Acts as a respiratory substrate eg; glucose 2) Acts as a basic unit of all carbohydrates. 3) Sythesis of other substances such as amino acids and nucleic acids 4) The first synthesized carbohydrate in photosynthesis is glyceraldehyde . DISACCHARIDE * Formed when 2 monosaccharide molecules are joined by a glycocidic bond *Functions; 1) In plants the main material that is transported along the phloem is sucrose which is a disaccharide. 2) Lactose found in milk is an important energy source for young mammssl. POLYSACCHARIDE * Are polymers made up of large number of monosaccharides linked by a glycocidic bond. * If the polymer chain is in a straight chain it is 1:4 glycocidic bond of it is 1:6 then it is branched. Functions 1) As a storage carbohydrate ex; starch 2) Main stored food in animals ex:Glycogen 3) Structural carbohydrate ex:Pectin 4) Cellulose and hemi cellulose as cell wall components 5) Primary product of photosynthesis and serves as a food material for hetertrophs
this is only carbohydrates. Wait. there's alot more
@Brooklyn_Boiii
@ShadowLegendX
Looks like it has already been answered, lol
no that was for 2 other questions
If you have multiple questions, close the current and open a new one
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