Consider the following statements i The plasma membrane of animal cells is highly ela...........

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Consider the following statements:

i. The plasma membrane of animal cells is highly elastic. It is mainly due to presence of fibrous polysaccharides.

ii. Protoplasm = Nucleus + Cytoplasm

iii. Cell wall provide structural strength to animal cell

iv. Cellulose is a type of protein

Which of the above statement(s) is/are correct?

Only iv

i and iii

ii and iii

i, ii and iii

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Explanation:

cellulose is natural polymer
cell membrane defines a boundary between the living cell and its environment. The primary constituent of a membrane is aphospholipid bilayer that forms in a water-based environment due to thehydrophilic nature of the lipid head and thehydrophobic nature of the two tails. In addition there may be otherlipids andproteins in the membrane, the latter typically in the form of isolated rafts