Hard keratins make up hair and nails. These keratins are rich in cysteine residues that become oxidized to form disulfide bridges, thereby strengthening the proteins.

TLS Online TPP Program

#Id: 4994

#Unit 6. System Physiology – Plant

To favoring internode elongation is usually reduced leaf area and reduced branching, but at least in the short run this adaptation to canopy shade seems to work.

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#Id: 6260

#Unit 8. Inheritance Biology

Collaborative gene interaction

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#Id: 9335

#Unit 4. Cell Communication and Cell Signaling

Drosophila homolog of TGF-β = Dpp

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#Id: 2259

#Unit 11. Evolution and Behavior

Directional selection favors individuals at one extreme of a phenotypic distribution that have greater reproductive success in a particular environment.

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#Id: 701

#Unit 3. Fundamental Processes

Which of the polymerase can recognise A-A complimentary base pairs as normal

1. I 2. II 3. III     4. IV