P- Bandura makes little reference to the impact of biological factors on social learning
E- one consistent finding in the bobo doll experiments was that boys were often more aggressive than girls regardless of the specifics of the experimental situation
E- this may be explained by hormonal factors, such as differences in levels of testosterone, a hormone that is present in greater quantities in boys than girls and which is linked to increased aggressive behaviour
L- this means that this important influence on behaviour is not accounted for in SLT