John tavares

How many chemical bonds can Carbon make? (Hint: think of how many valence electrons it has in it's outermost shell and the 2-8-8 octet rule)

• 4

• 3

• 5

• 1

• 2

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following properties of water requires the cell membrane to be comprised of a phospholipid bilayer?

• Universal solvent

• Temperature Stability

• Polar

• Cohesion/Adhesion

What is the difference between a saturated and an unsaturated fat.

• Saturated fatty acids maximize the number of carbon-Hydrogen bonds.

• Unsaturated fatty acids have a carbon hydrogen double bond.

• Saturated fatty acids have a carbon dioxide bond.

• Unsaturated fatty acids maximize the number of carbon hydrogen bonds as possible.

Which is the following is Not a function of the plasma membrane.

• Central the permeability of the cell

• contains receptors for substance that interact with the cells to bind.

• All of these are functions of the plasma membrane.

What is Chemical energy stored in cells? Select the most correct answer.

• In the Mitochondria

• In the chloroplast

• In chemical bonds

• in the cell membrane.

Tags

NGSS.HS-LS1-7

All of the following are ways enzymes assist in chemical reactions, Except:

• Compromises the bonds a substrate making it easier to break the bonds.

• Brings substrates together for the chemical reaction.

• Provides the correct environment for a reaction to take place

• All of the above are example of enzymatic reactions

What is the result of Glycolisis.

• NADH

• Pyruvate

• Atp

• FADH2

• C02

Tags

NGSS.HS-LS1-7

Coenzyme A assists in the breaking apart of Pyruvate and the formation of Acetyl CoA. The reaction results in what molecule?

• FADH2

• NADPH

• ATP

• C02

Tags

NGSS.HS-LS1-7

In Cellular Respiration, during which Process(es) us ATP formed?

• Oxidative Phosphoylatoion

• Citric Acid

• Glycolysis

• All of the Above

Tags

NGSS.HS-LS1-7

Why are hydrogen ions pumped out of the mitochondria thought the electron transport chain?

• Water is formed outside the mitochondria and needs hydrogen.

• It creates an electrochemical gradient.

• None of the above

• It is not needed in the mitochondria.