False, background checks are mandatory to obtain a gun. but if your record says that you've had a federal offence before then no you will not be allowed to obtain a firearm
The correct answer for the given question above would be option A. The most appropriate example of denaturation of protein is egg albumin, which is a translucent fluid, changes to opaque white solid after boiling. Protein is always present in egg and the albumin in the egg is denatured to get this white opaque substance.
