What is cytotaxonomy and chemotaxonomy?

Cytotaxonomy:

Cytotaxonomy is the system of classification of organisms which is based upon the cytological information of their cells. These includes:

1. Chromosome number.
2. Chromosome morphology.
3. Behaviour of chromosomes.

Chemotaxonomy:

Chemotaxonomy is the system of classification of organisms based on their biochemical composition. These includes:

1. DNA or RNA sequences.
2. Protein and amino acid sequences of certain parts of the organism.
3. Carbohydrate content of certain parts of the organism.