What happens when the line of code: Cat jerry = new Cat("Jerry"); is called?

The reference variable 'jerry' is created and memory is then allocated to the object. Afterwards, the Cat constructor is called and the reference variable is then assigned to the object.

Give the Arrhenius definition of an acid.

An acid is a proton donor.

Name the molecule which contains hereditary information and controls cellular function

DNA (deoxyribonucleic acid).