Lesson 102.6

What is created when amino acids join together in Chains?

Pure substances are made of only one type of:

Atoms that are not missing any electrons in their outer shell and are considered electrically natural are called?

Which of the following conditions is an example of chemical change?

Protons have which type of electrical charge?

When 2 hydrogen atoms combine with 1 oxygen atom, the result is water molecule, which is a(n):

All matter that is now living or was alive at onetime with carbon present, falls within the scientific division of:

Matter with definite weight and volume but no definite shape is called:

When a substance gains an electron and oxygen is released, the process is called:

Which of the following biochemical compounds form components that fill the intercellular spaces in the skin?