Caused of behaviour

Proximate causes - The subject of cell biology, neurobiology, and many other biological disciplines

Ultimate causes - Their historical causes, especially the action of natural selection

TLS Online TPP Program

#Id: 8036

#Unit 1. Molecules and their Interaction Relevant to Biology

Lys & Arg have four ionisations zones

1. 1--------pK1 – charge +2

2. pK1---------pK2 charge +1

3. pK2---------pKr charge 0

4. pKr---------14 charge -1

TLS Online TPP Program

#Id: 8037

#Unit 1. Molecules and their Interaction Relevant to Biology

Lys & Arg have ionisation series

1------pK1-----pK2--------pKr------14

TLS Online TPP Program

#Id: 8038

#Unit 1. Molecules and their Interaction Relevant to Biology

His ionisation series

1------pK1-----pKr--------pKr------14

TLS Online TPP Program

#Id: 8039

#Unit 1. Molecules and their Interaction Relevant to Biology

Glycine at pH 2.34, where there is an equal mixture of

  the average or net positive charge is 0.5 or +1/2

TLS Online TPP Program

#Id: 8040

#Unit 1. Molecules and their Interaction Relevant to Biology

TLS Online TPP Program

#Id: 8041

#Unit 1. Molecules and their Interaction Relevant to Biology

There are two type representation of amino acid structure

1. By Fischer’s convention L and D

2. By absolute configuration RS System