TLS Online TPP Program

#Question id: 16956


Polyclonal antibodies are raised against bovine serum albumin in rabbit. Subsequently IgG in the antiserum is purified and digested with either pepsin or papain. Out of the following possibilities, which one is correct?

#Unit 4. Cell Communication and Cell Signaling
  1. Pepsin-digested antibodies cannot precipitate the antigen
  2. Papain-digested antibodies cannot precipitate the antigen
  3. Pepsin digestion will produce two Fab molecules
  4. Pepsin-digested antibodies will lose all interchain disulfide bonds
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TLS Online TPP Program

#Question id: 9275

#Unit 6. System Physiology – Plant

The colour of carrots, is due to;

TLS Online TPP Program

#Question id: 9276

#Unit 6. System Physiology – Plant

The carotenoid b-carotene, whose structure and absorption spectrum at,

TLS Online TPP Program

#Question id: 9277

#Unit 6. System Physiology – Plant

The light energy absorbed by the carotenoids is transferred to chlorophyll for photosynthesis; because of this role they are called

TLS Online TPP Program

#Question id: 9278

#Unit 6. System Physiology – Plant

Bilin pigments are open-chain tetrapyrroles found in antenna structures known as phycobilisomes that occur in

TLS Online TPP Program

#Question id: 9279

#Unit 6. System Physiology – Plant

During the normal functioning of the photosynthetic system, the chemical reactions in which water is oxidized to oxygen, NADP+ is reduced to NADPH, and ATP is formed almost all the reactions up to NADP+ reduction take place in

TLS Online TPP Program

#Question id: 9280

#Unit 6. System Physiology – Plant

Oxygen-Evolving Organisms Have two Photosystems that Operate in Series, explain by emerson that is the Photosystem I preferentially absorbs far-red light of wavelengths greater than 680 nm; photosystem II preferentially absorbs red light of 680 nm and is driven very poorly by far-red light; Another difference between the photosystems is that,

a.) Photosystem I produces a strong reductant, capable of reducing NADP+, and a weak oxidant

b.) Photosystem I produces a very strong oxidant, capable of oxidizing water, and a weaker reductant than the one produced by photosystem II

c.) Photosystem II produces a strong reductant, capable of reducing NADP+, and a weak oxidant

d.) Photosystem II produces a very strong oxidant, capable of oxidizing water, and a weaker reductant than the one produced by photosystem I

Which statements would be CORRECT?