Biochemistry

This type of bond results from unequal sharing of electrons

• polar covalent bond

• nonpolar covalent bond

• hydrogen bond

• ionic bond

This type of bond results from the gain or loss of electrons.

• polar covalent bond

• nonpolar covalent bond

• hydrogen bond

• ionic bond

This type of bond results from equal sharing of valence electrons.

• polar covalent bond

• nonpolar covalent bond

• hydrogen bond

• ionic bond

What particles are found in the nucleus of an atom?

• electron and proton
• proton and neutron
• electron and neutron

The basic unit of matter is...

• atom

• proton

• neutron

• electron

How many bonds can one carbon atom make?

• 4

• 3

• 1

• unlimited

The _____________ is the negatively charged particle in an atom.

• proton
• neutron
• electron

Which of these is the basic unit of life in all living things?

• tissue
• organ
• cell
• atom

Living things require energy to survive.

• True
• False

What is the correct ordering of life from smallest to largest?

• Organism, organ, organ system, tissue, atom, molecule cell, organelles 
• organism, organ system, organ, tissue, cell, organelle, molecule, atom
• atom, molecule, organelle, cell, tissue, organ, organ system, organism
• All choices are correct