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TLS Online TPP Program

#Id: 8467

polylysine is a random coil at pH values below about 11, where repulsion of positive charges prevents helix formation. At pH 12, where polylysine is a neutral peptide chain, it readily forms an a-helix.

#Unit 1. Structure and Function of Biomolecules #Conformation of proteins #Part B Pointers
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TLS Online TPP Program

#Id: 3776

#Unit 1. Structure and Function of Biomolecules

Elements are made of atoms. While the atoms may have different weights and organization, they are all built in the same way.
TLS Online TPP Program

#Id: 3777

#Unit 1. Structure and Function of Biomolecules

The diameter of the nucleus is in the range of 1.75 fm (1.75 × 10−15m) for hydrogen.
TLS Online TPP Program

#Id: 3778

#Unit 1. Structure and Function of Biomolecules

the atomic radii of chemical elements are a complicated task as the size of an atom is of the order of 1.2×10-10m.
TLS Online TPP Program

#Id: 3781

#Unit 1. Structure and Function of Biomolecules

The multi-atom combinations are called molecules. A molecule is the smallest part of a substance that has the physical and chemical properties of that substance.
TLS Online TPP Program

#Id: 7732

#Unit 1. Structure and Function of Biomolecules

Atoms are indivisible particles that can't be created or destroyed in a chemical reaction.
TLS Online TPP Program

#Id: 7733

#Unit 1. Structure and Function of Biomolecules

Atoms are made of the same three basic particles: protons, neutrons, and electrons.