If I am looking for a breakfast that will help me feel more energetic for the rest of the day, should I drink fruit juice or eat oatmeal? Why?
Oatmeal - because the carbohydrates are not broken down as quickly and are released into the blood stream slower.
100
What is the purpose of an enzyme?
To speed up chemical reactions
200
What is the basic unit of organization for all life?
The cell
200
How do humans obtain energy?
Eating
200
What are lipids used for?
Long term energy storage
200
I am about to go play soccer. Should I eat mashed potatoes (a carb) or cheese (a lipid)? Why?
Mashed potatoes - because they will give you instant energy
200
Which organ in the body makes many of our enzymes?
The liver
300
What does ROGER stand for?
Reproduction, organization, growth and development, energy obtained, response to stimuli
300
How do plants obtain energy?
Photosynthesis (the sun)
300
What are proteins used for?
Building structures in the body
300
On Saturday, I ate six pancakes then I watched 5 episodes of Grey's Anatomy on Netflix. What happened to the carbohydrates that I consumed?
They were mostly turned into fat because they were not used for energy.
300
What happens to enzymes when they are heated up too much?
The break down (because they are proteins) and can no longer do their job.
400
Give an example of a response to stimuli over a long period of time.
(Example of evolution)
400
Are viruses alive? Why?
(varies)
400
What happens to carbohydrates when they are not used for energy right away?
The are turned into lipids.
400
My dad wants to lose some weight. Right now, he usually eats a banana (carbs) before he exercises. What diet advice would you give him to help him lose weight?
Don't eat carbs right before working out because then your body will burn the fat instead
400
What is the lock and key model? Why is it important?
Each enzyme only works on one substrate so that they do not break down the wrong molecules
500
Think of an organism. Explain how it shows all 5 characteristics of life.
(varies)
500
Compose a sentence using the terms "biology", "cell" and "organism" that shows you know the meaning of each term.
(varies)
500
What is the difference between saturated and unsaturated lipids?
Saturated - full of energy, stiff (might get stuck)
Unsaturated - less energy, flexible
500
What is the most important organic molecule to eat right after exercise? Why?
Protein - because it helps restore tears in your muscles
500
Why would it be a bad idea for someone with a fever to consume alcohol?
Because their enzymes would not be able to break down the alcohol, causing alcohol poisoning