BioPhysics A - Cellular Respiration Sloma Homework Version

Front

What is Oxygen?

Back

Oxygen is an atom, a chemical element with the symbol O and atomic number 8.

Front

What is Carbon Dioxide?

Back

Carbon Dioxide is a molecule composed of one carbon atom and two oxygen atoms (CO₂).

Front

Is Molecule A organic or inorganic?

Back

Molecule A is inorganic.

Front

Which provides more energy: 100 grams of celery or 100 grams of beef?

Back

Beef provides more energy than celery because it has more calories.

Front

What is Pentane (C₅H₁₂)?

Back

Pentane is a hydrocarbon fuel that can be burned to release energy.

Front

What is required for pentane to burn?

Back

Oxygen is required for pentane to burn.

Front

What is produced when pentane burns?

Back

Water and carbon dioxide are produced when pentane burns.

Front

What does it mean that there are the same number of carbon atoms in the starting molecules as in the ending molecules?

Back

It means that during the combustion of pentane, carbon is conserved.

Front

What is the significance of calories in food?

Back

Calories measure the energy provided by food; more calories mean more energy.

Front

What is the difference between organic and inorganic molecules?

Back

Organic molecules contain carbon and are typically associated with living organisms, while inorganic molecules do not primarily contain carbon.