These (independent) variables were: gender, life events, socio-economic status, age at interview, age at diagnosis, type of treatment, heredity, laterality, visual acuity, subjective experience of impairment, and experience of being bullied in childhood.
For a useful recent discussion of the notions of heredity and reproduction, see Godfrey-Smith (2009).
"Clue to Chemistry of Heredity Found" read the headline.
McREL Standards Science Life Sciences 4. Understands the principles of heredity and related concepts.
A gene was also the fundamental unit of heredity.
It is the gene, the unit of heredity".
"It's a combination of heredity and genetics".
The implications of Flemming's work for heredity were not fully appreciated until the recognition of Gregor Mendel's principles of heredity 20 years later.
The fly helped scientists discover that chromosomes contain small units of heredity called genes, and it helped unify research into heredity, evolution and development.
Another aspect of genetics is the study of the influence of heredity on behaviour.
