Chemistry of Life
Macromolecules
Enzymes
Cell Membrane
Photosynthesis
100

This type of molecule allows for oxygen to be more electronegative than hydrogen, leading to an unequal distribution of electrons

What is polar molecules

100
These are the four (4) macromolecules
What is proteins, carbohydrates, lipids and nucleic acids.
100

This is a substance produced by a living organism that acts as a biological catalyst to bring about a specific biochemical reaction

What is an enzyme

100

Which macromolecule is the major structure of the plasma membrane

What is lipids

100

These are the two (2) products of photosynthesis

What is glucose and oxygen

200

This is a collection of hydrogen bonds that hold water molecules together.

What is cohesion

200
This macromolecule stores all hereditary information and carries protein-coding instructions.
What is nucleic acids
200

(True or False) - "Enzymes change shape after a reaction?"

What is false

200

This is a molecule moving from an area of high concentration to low concentration

What is diffusion

200

These are the factors needed for photosynthesis to occur (3 factors)

What is carbon dioxide, light and water

300
The slight negative charge at one end of one water molecule is attracted to the slight positive charge of another water molecule.
What is hydrogen bonds
300

This is the semipermeable barrier that protects the cell and all that is enclosed in it.

What is plasma membrane or cell membrane

300

(Fill in the blank) "Raising the temperature slightly will ____________________ the rate of a reaction A) increase B) decrease C) not change

What is increase

300

Why don't plant cells burst

What is plant cells have cell walls

300

This is what carbon dioxide enters the plant through

What is stomata

400
This property explains the ability of a water strider to walk on water
What is surface tension
400

This is a reaction in which two (2) molecules become covalently bonded to each other through the loss of a small molecule, usually water.

What is condensation reaction 

400

This compound has carbon bonded to other atoms and determines structure/function of living things

What is organic compounds

400

The movement of water from a high to low concentration across a semi permeable membrane is called _________. 

What is osmosis

400

(Fill in the blank) "Chlorophyll and other pigments involved in the absorption of solar energy reside within the _________ ____________ of chloroplasts"

What is thylakoid membrane

500
This is a bacterial disease that results in vomiting and diarrhea.
What is cholera
500

The atomic ratios of this macromolecule are 1:2:1 

What is carbohydrates

500

This is the reaction when compounds are broken down by the releasing of water and then two (2) compounds come together to produce water

What is dehydration/synthesis reaction

500

The head of a phospholipid is __________. (answer has to do with water) 

Hydrophilic

500

Plants use this process so that they can open their stomata at night and close their stomata during the day to avoid water loss during the hot days without depleting the plant's CO2 reserves

What is CAM photosynthesis

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