निम्नलिखित में से कौन सा मुख्य रूप से एक आनुवंशिक (Hereditary) कारक है जो मानव विकास को प्रभावित करता है?

'Environmental factors do not play any role in shaping an individual, since the growth of each individual is determined by his genetic makeup.' This statement is:

The unique interaction of ______ and ______ can result in different paths and outcomes of development.