Incomplete Dominance and Co-Dominance notes
1. Incomplete Dominance Carl Correns when working on Mirabilis jalapa the four o’ clock plant observed the more common wild ty…
1. Incomplete Dominance Carl Correns when working on Mirabilis jalapa the four o’ clock plant observed the more common wild ty…
Alleles Alternate forms of a gene is known as allele. Alleles are of two types viz., either dominant and recessive or wild typ…
Karyotyping: Karyotyping is the process by which photographs of chromosomes are taken in order to determine the chromosome com…
CHROMOSOMAL ABERRATIONS I - STRUCTURAL VARIATIONS The occurrence of spontaneous variations in structure of number of chromosome …
Accessory Chromosomes: In many species, one too many extra chromosomes in addition to the normal somatic complement are found;…
Lampbrush Chromosomes: Lampbrush chromosomes are found in oocytes of many invertebrates and all vertebrates, except mammals; t…
Polytene chromosome Polytene chromosomes are large chromosomes which have thousands of DNA strands. They provide a high level o…
EXTRA CHROMOSOMAL INHERITANCE CYTOPLASMIC INHERITANCE DNA in the nucleus is the universal genetic material. However, not all the…
FINE STRUCTURE OF GENES MODERN CONCEPT OF GENE The fine structure of a gene is the linkage map of its various mutant alleles. In…
MUTATION Though DNA is a highly stable molecule, changes occurs in DNA structure and during replication. Mutation is de…