Answer:
Discovered that DNA was in the shape of a double helix
NH3 since they are both non metals
Answer:C
<span>it has a specific activation site for enzyme attachment</span>
The main reason why the testes are suspended within the scrotum is to provide cooler temperature for the testes and make it fertile for penetrating the egg. The Scrotum may contract or lengthen depending on the temperature of its surrounding.
Sight is the answer a newborn can barley see