Amylase breaks down starches and carbohydrates into sugars. Protease breaks down proteins into amino acids.
DDT (DiChlorodiphenyltrichloroethane) has popular been used
as a pesticide since the 19th century used especially during World War I to control typhus and malaria
vectors. The chemical had application as
a pesticide both in homesteads and in agriculture. However, it has been banned in the USA due to claims of its carcigonecity and its negative environmental impact. DDT has been shown to harm most arthropods indiscriminately.
A star is born whenever a nebula expands.
This is false.
A star is born when another star gets old from the remains of that a new star is born. <span />
