Lecture 2: Chemistry Review

Failure of homeostatic response causes _______________.

• Happiness

• Disease

• Automatic Death

• Growth

Tags

NGSS.HS-LS1-3

Water is a _____________ molecule.

• Polar

• Nonpolar

Oxygen likes to hog ______ which makes it more _______ than Hydrogen atoms in the water molecule.

• Protons: Negative

• Electrons: Positive

• Protons: Positive

• Electrons: Negative

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Substances that will dissolve in water are _________ and are known as ___________.

• Polar/charged : Hydrophilic

• Non-polar/uncharged: Hydrophilic

• Polar/charged: Hydrophobic

• Non-polar/uncharged: Hydrophobic

Draw a water molecule, include charges on each atom.

The blue arrows in the picture represent movement of water. Which RBC was placed in a hypertonic solution?

• Left

• Middle

• Right

Tags

NGSS.HS-LS1-3

Overall, cells will keep their volume (no water gain or loss) in what type of solution?

Active transport uses energy in the form of which molecule?

• glucose

• ATP

• ADP

• Triglycerides

Which image demonstrates active transport?

• Left

• Middle

• Right

Which image demonstrates facilitated diffusion?

• Left

• Middle

• Right