Exam 2: Chemistry of Living Things

​Milk of magnesia is an example of a(n)_____ liquid.

Another name for a base is alkali.​

Medical imaging refers to invasive techniques and processes.​

Match the element name with its symbol.​ -​Mg

Match the element name with its symbol.​ -​O

Phospholipids are lipids that contain cholesterol.​

The smallest particles of elements that enter into chemical reactions are ____________.​

Match the element name with its symbol.​ -​Fe

The sour taste of lemons is due to the presence of a compound called a(n)_____.​

Which of the following would best be described as a scanning procedure that provides visualization of fluid,soft tissue,and body structures without the use of radiation?​

The number of elements found naturally in our world is ____________________.​

Match the element name with its symbol.​ -​Na

Match the element name with its symbol.​ -​Ca

Enzymes are specialized protein molecules found in all living cells.​

Buffers help a living organism to maintain a constant pH value.​

The smallest unit of a compound is a(n)____________________.​

Which of the following means many?​

Atoms that are alike combine to form the next stage of matter,which is a(n)_____.​

Match the element name with its symbol.​ -​C

When an acid and a base are combined,they form a salt and water.This type of reaction is called a(n)_____.​