Example of a van Deemter plot. The plot shows that the optimum flow rate for a given column is the net result of the influence of flow rate on longitudinal diffusion, equilibration time and multiple pathways.

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#Id: 939

#Unit 5. Developmental Biology

In drosophila, the stem cells for sperm reside in a regulatory microenvironment called the hub.

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#Id: 2964

#Unit 3. Fundamental Processes

The major role of ORC is to identify the origin to the Cdc6 and MCM proteins that control initiation and licensing.

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#Id: 780

#Unit 3. Fundamental Processes

Two type of Terminators 

1. Intrinsic terminators (Rho-independent terminators )

2. Rho-dependent terminators 

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#Id: 5204

#Unit 7. System Physiology – Animal

Hemophilia B (Christmas disease), is caused by factor IX deficiency.

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#Id: 8260

#Unit 1. Molecules and their Interaction Relevant to Biology

When an instantaneous dipole atom approaches a neighbouring atom, it can cause that atom to also produce dipoles.

The neighbouring atom is then considered to have an induced dipole moment.