Chemistry of Life

What is the electrical charge of each of the following particles in an atom: electron, neutron and proton

• 1. 0, -, +

• 1. -, 0, +

• 1. +, 0, -

• 1. +, -, 0

1. What is in the nucleus of an atom?

• 1. Protons and electrons

• 1. Neutrons and Protons

• 1. Protons, electrons and neutrons

• 1. Electrons and neutrons

Tags

NGSS.HS-PS1-8

1. What are the energy levels of an atom?

• 1. Area inside the nucleus that contains protons

• 1. Different elements

• 1. The electrical charge of an atoms

• 1. Area outside the nucleus that contains electrons

What forms that chemical bond between atoms in molecules and compounds?

• 1. Proton charge

• 1. Electron interactions

• 1. Nuclear fusion

• Static electricity

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

1. Carbon is in most biomolecules because of its ability to form many different chemical bonds.

• 1. True

• 1. False

Tags

NGSS.HS-LS1-6

1. What are macromolecules?

• 1. Huge polymers

• 1. Small molecules

• 1. Medium sized molecules

• 1. Inorganic molecules

Tags

NGSS.HS-LS1-6

1. What are the two functions of carbohydrates?

• 1. Long term energy, short term energy

• 1. Hydration, food

• 1. Chemical reactions, cell signaling

• 1. Short term energy, structural support

1. The four functions of lipids are: Insulation, cell structure, long term energy and cell signaling.

• 1. True

• 1. False

1. What are proteins?

• 1. The most important energy source for living organisms

• 1. Tiny chemical machines that do different jobs for the cell

• 1. Clumps of DNA that the cell uses to stay alive

• 1. The molecules within cells that keep that the cell alive

1. What is the function of nucleic acids?

• 1. pH maintenance

• 1. Keep cell clean

• 1. Storage of instructions for all cell functions

• 1. DNA protection

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1