the attraction of water to the hood of a car is an example of what? (a) ph (b) cohesion (c) adhesion...

The attraction of water to the hood of a car is an example of what? (A) pH (B) cohesion (C) adhesion (D) specific heat

The attraction of water to the hood of a car is an example of what? (A) pH (B) cohesion (C) adhesion (D) specific heat

What term describes the sugar in a glass of lemonade? (A) solvent (B) solution (C) solute (D) protein

What term describes the sugar in a glass of lemonade? (A) solvent (B) solution (C) solute (D) protein

What is the pH of a neutral solution? (A) 3 (B) 11 (C) 1 (D) 7

What is the pH of a neutral solution? (A) 3 (B) 11 (C) 1 (D) 7

What is an acid? (A) a compound that releases a hydrogen ion in water (B) a compound that removes a hydrogen ion from water (C) a compound that increases the pH of a solution (D) a compound that produces a buffer in solution

What is an acid? (A) a compound that releases a hydrogen ion in water (B) a compound that removes a hydrogen ion from water (C) a compound that increases the pH of a solution (D) a compound that produces a buffer in solution

How is an ionic bond formed between two atoms? (A) A pair of electrons is shared between two atoms. (B) The outer energy levels of the atoms are filled. (C) An electrical force forms between pairs of electrons. (D) An electrical force forms between oppositely charged ions.

How is an ionic bond formed between two atoms? (A) A pair of electrons is shared between two atoms(B) The outer energy levels of the atoms are filled. (C) An electrical force forms between pairs of electrons. (D) An electrical force forms between oppositely charged ions.

What term describes a substance that is made when two or more different atoms bond together in a certain ratio? (A) element (B) molecule (C) covalent substance (D) compound

What term describes a substance that is made when two or more different atoms bond together in a certain ratio? (A) element (B) molecule (C) covalent substance (D) compound

What is formed when an atom gains or loses electrons? (A) an element (B) a compound (C) an ion (D) a molecule

What is formed when an atom gains or loses electrons? (A) an element (B) a compound (C) an ion (D) a molecule

What materials makes up a cell membrane?

(A)phospholipids and proteins

(B)cholesterol and nucleic acids

(C)proteins, nucleic acids, and cholesterol

(D)phospholipids, cholesterol, and proteins

What materials makes up a cell membrane?

(A)phospholipids and proteins

(B)cholesterol and nucleic acids

(C)proteins, nucleic acids, and cholesterol

(D)phospholipids, cholesterol, and proteins

What type of membrane allows some, but not all, materials to cross? (A) diffusible (B) permeable (C) impermeable (D) selectively permeable

What type of membrane allows some, but not all, materials to cross? (A) diffusible (B) permeable (C) impermeable (D) selectively permeable

Which part(s) of a phospholipid is hydrophobic? (A) phosphate group and glycerol head (B) fatty acid tails (C) phosphate group only (D) the entire phospholipid molecule

Which part(s) of a phospholipid is hydrophobic? (A) phosphate group and glycerol head (B) fatty acid tails (C) phosphate group only (D) the entire phospholipid molecule

What term describes the difference in concentration of a substance from one location to another?

(A)high concentration

(B)low concentration

(C)concentration gradient

(D)molecular gradient

What term describes the difference in concentration of a substance from one location to another?

(A)high concentration

(B)low concentration

(C)concentration gradient

(D)molecular gradient

How does facilitated diffusion differ from simple diffusion? (A)Energy is needed to move molecules through the cell membrane. (B) No energy is needed to move molecules through the cell membrane. (C) Molecules diffuse through the cell membrane. (D) Molecules diffuse through transport proteins.

How does facilitated diffusion differ from simple diffusion? (A)Energy is needed to move molecules through the cell membrane. (B) No energy is needed to move molecules through the cell membrane. (C) Molecules diffuse through the cell membrane. (D) Molecules diffuse through transport proteins.

What term describes the diffusion of water through a semipermeable membrane from an area of low solute concentration to an area where there is higher solute concentration?

(A) diffusion (B) osmosis (C) Active transport

(D) Facilitated diffusion

What term describes the diffusion of water through a semipermeable membrane from an area of low solute concentration to an area where there is higher solute concentration? (A) diffusion (B) osmosis (C) Active transport (D) Facilitated diffusion

In which kind of solution would water move from the solution into the cell? (A) hypotonic (B) hypertonic (C) isotonic (D) hydrotonic

In which kind of solution would water move from the solution into the cell? (A) hypotonic (B) hypertonic (C) isotonic (D) hydrotonic

In which kind of solution would water move out of the cell and into the solution?

(A) hypotonic (B) hypertonic (C) isotonic (D) hydrotonic

In which kind of solution would water move out of the cell and into the solution?

(A) hypotonic (B) hypertonic (C) isotonic (D) hydrotonic

The molecule labeled “B” is a

A.GlycoproteinB.CholesterolC. Peripheral proteinD.Channel protein

The molecule labeled “B” is a

A.GlycoproteinB.CholesterolC. Peripheral proteinD.Channel protein

The molecule labeled “D” is a

A.Integral ProteinB.CholesterolC. Peripheral proteinD.Glycoprotein

The molecule labeled “D” is a

A.Integral ProteinB.CholesterolC. Peripheral proteinD.Glycoprotein

The molecule labeled “A” is a

A.Cell membraneB.Phospholipid bilayerC. Integral ProteinsD.Glycoprotein

The molecule labeled “A” is a

A.Cell membraneB.Phospholipid bilayerC. Integral ProteinsD.Glycoprotein

The movement of a substance from an area of high concentration to an area of lower concentration…

A. Active transport

B. Osmosis

C. Facilitated Diffusion

D. Diffusion

The movement of a substance from an area of high concentration to an area of lower concentration…

A. Active transport

B. Osmosis

C. Facilitated Diffusion

D. Diffusion

In what type of bond are electrons shared unevenly?

A. All covalent bonds

B. Polar covalent bonds

C. Non-polar covalent bonds

D. Ionic Bonds

In what type of bond are electrons shared unevenly?

A. All covalent bonds

B. Polar covalent bonds

C. Non-polar covalent bonds

D. Ionic Bonds

The cell membrane is ________ ________. This means that it allows some, but not all, materials to cross the membrane.

A. Concentration gradient

B. Selectively permeable

C. Facilitated diffusion

D. Hypertonic/Hypotonic

The cell membrane is ________ ________. This means that it allows some, but not all, materials to cross the membrane.

A. Concentration gradient

B. Selectively permeable

C. Facilitated diffusion

D. Hypertonic/Hypotonic

Where are the protons and neutrons located in an atom?

A. The electron cloud

B. The phospholipid

C. The nucleus

D. Isotopes

Where are the protons and neutrons located in an atom?

A. The electron cloud

B. The phospholipid

C. The nucleus

D. Isotopes

A solution with a pH of 10 will have…

A. More H+ ions than a solution with a pH of 5

B. The same number of H+ ions as a solution with a pH of 7

C. More OH- ions than a solution with a pH of 8

D. Less OH- ions that a solution with a pH of 8

A solution with a pH of 10 will have…

A. More H+ ions than a solution with a pH of 5

B. The same number of H+ ions as a solution with a pH of 7

C. More OH- ions than a solution with a pH of 8

D. Less OH- ions that a solution with a pH of 8

The solution surrounding the cell is ________ compared to the inside of the cell.

(a) isotonic

(b) hypertonic

(c) hypotonic

(d) hydrotonic

95% H205% Solute

75% H2025% Solute

The solution surrounding the cell is ________ compared to the inside of the cell.

(a) isotonic

(b) hypertonic

(c) hypotonic

(d) hydrotonic

95% H205% Solute

75% H2025% Solute

The cell in the diagram will...

(a)Shrink as water moves into it

(b)Swell as water moves into it

(c)Shrink as water moves out of it

(d)Swell as water moves out of it

95% H205% Solute

75% H2025% Solute

The cell in the diagram will...

(a)Shrink as water moves into it

(b)Swell as water moves into it

(c)Shrink as water moves out of it

(d)Swell as water moves out of it

95% H205% Solute

75% H2025% Solute