To store blood some anticoagulant is added. It can be
Sodium chloride
Sodium oxalate
Potassium chloride
Thromboplastin
Barr body in mammals represents
Number of linkage group in Pisum sativum is
In Cooley's Anemia, the affected chain of a haemoglobin is
Polytene chromosomes in salivary glands of Drosophila are formed as a result of
The mechanism that causes a gene to move from one linkage group to another is called