Chromosome has to be read under following heads

1. Packaging and packing proteins

2. Supercoiling

3. Loops, domains, centromere and telomere

4. Histones

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#Id: 9785

#Unit 6. System Physiology – Plant

R gene Mi-1 confers resistance to aphids and whiteflies

Rice R gene Bph14 confers resistance to the brown plant hopper

Melon R gene Vat confers resistance to the cotton aphid. 

All of these R genes encode NBS–LRR receptors.

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#Id: 10442

#Unit 4. Cell Communication and Cell Signaling

Potent form of benzo(a)pyrene induces inactivating mutations at codons 175, 248, & 273 of the p53 gene

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#Id: 4573

#Unit 8. Inheritance Biology

Duplicate gene interaction occurs in shepherds purse plant.

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#Id: 6271

#Unit 8. Inheritance Biology

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#Id: 1720

#Unit 4. Cell Communication and Cell Signaling

Most cells express a tetrameric form of FcεRI, which includes an α and β chain and two identical disulfide-linked γ chains.