Distance between two linked genes upon a chromosome is measured in cross over units, is
Ratio of crossing over between them
Cross-over value
Number of other genes between them
None of these
Sex linked inheritance was discovered by
A person is suffering from disease phenylketonuria, which is an autosomal recessive disease. Which of these is lacking in the person?
Genetic counsellors can identify heterozygous individuals by
Term 'genetics' was given by
In human female, barr bodies are formed by