Affinity chromatography fraction can be analyzed by two ways

Absorption or UV visible spectrophotometry which analyzes the concentration of protein in the fraction by using Beer lamberts law.

Polyacrylamide gel electrophoresis to fractionize the protein sample on the basis of their molecular weight.

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#Id: 940

#Unit 5. Developmental Biology

The mode of fertilization in sea urchin being external, the egg and spermatozoa are released into the sea water.

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#Id: 4733

#Unit 5. Developmental Biology

A stem cell retains the ability to divide and re-create itself while also having the ability to generate progeny capable of specializing into a more differentiated cell type.

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#Id: 6846

#Unit 5. Developmental Biology

Induction

Kind of interaction in which one group of cells changing the behavior of an adjacent set of cells, thereby causing them to change their shape, mitotic rate, or cell fate. 

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#Id: 6847

#Unit 5. Developmental Biology

There are two components of inductive interaction:

Inducer

Responder

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#Id: 6848

#Unit 5. Developmental Biology

Inducer 

the tissue that produces a signal (or signals) that changes the cellular behavior of the other tissue.

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#Id: 6849

#Unit 5. Developmental Biology

Responder, 

the cell or tissue being induced.

Cells of the responding tissue must have both 

A receptor protein for the inducing factor

The ability to respond to the signal