Macromolecules Quiz
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Contains a phosphate, sugar and nitrogen base
A. nucleic acid
B. lipid
C. carbohydrate
D. protein
When reading the nutrition facts on food packaging total fats is a measure of…
A. Carbohydrate
B. Lipids
C. Water
D. Protein
This is also known as fats and help with energy storage and insulation.
A. lipid
B. carbohydrate
C. sugar
D. protein
In the documentary “Super Size Me”, which of the following was the independent variable?
A. Changing his diet to eating McDonalds only.
B. Mcdonalds restaurant
C. How his health changed
What is the function of nucleic acids?
A. store genetic information
B. store energy (long-term)
C. store energy (short-term)
D. build skin, hair, nails, muscles
How is a protein’s shape important to its function?
A. The function of the protein is directly related to its shape
B. The shape of the protein is unaffected by the changes in the proteins environment
C. Proteins have no significant function in the human body
An animal that can keep its internal environment the same is called
A. Hyperstasis
B. Envirostasis
C. Reproduction
D. Homeostasis
All of the following are characteristics of life except
A. Responds to stimuli
B. Needs energy
C. Does not evolve
D. Growth
Enzymes are..
A. nucleic acids
B. carbohydrates
C. lipids
D. proteins
What unit is the energy we consumed measured in?
A. grams
B. %
C. calories
D. mg
A substance that increases or decreases the rate of a chemical reaction is called a (an)
A. Element
B. Catalyst
C. molecule
What is “One piece”, such as nucleotides, that makes up the complex molecule of DNA?
A. polymer
B. monomer
C. lipid
D. protein
What is the dependent variable in the following experiment: An investigation found that cat grass grows best in artificial light.
A. Artificial light
B. Best Grass seed
C. Cat grass growth
D. Water added
Virus have not been officially confirmed to be “alive” because they fail this characteristic of life.
A. reproduction on their own
B. homeostasis on their own
C. growth
D. respond to stimuli
Enzymes in humans function best at cold temperatures.
A. TRUE
B. FALSE
An example of a carbohydrate would be?
A. pasta
B. T-bone steak
C. chicken leg
D. cheese
Catalase, that was used in your lab, broke down this substance
A. Hydrogen peroxide
B. Rubbing alcohol
C. Oxygen
D. water
In an experiment , the condition being measured by a scientist is the
A. Independent variable
B. Dependent variable
C. Control condition
D. Constant
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
A. lipids
B. proteins
C. carbohydrates
D. nucleic acids
Which is an example of a lipid?
A. Candy
B. Olive Oil
C. DNA
D. Meat
Waxes, oils and fats are examples of
A. Carbohydrates
B. Lipids
C. Proteins
D. Nucleic Acids
Enzyme function is temperature dependent.
A. TRUE
B. FALSE
Calories we see listed on nutrition labels indicates all the energy we WILL receive from that food item.
A. TRUE
B. FALSE
What is the following most likely called in an experiment? If Rhizobia bacteria can nodulate on Earth then it will be able to nodulate under the stress of spaceflight because it does not require gravity to perform its normal function.
A. This is the example of the independent variable
B. This is an example of the results.
C. This is an example of the hypothesis
D. This is an example of the dependent variable
Enzymes affect the reactions in living cells by increasing the
A. Activation energy of the reaction
B. Speed of the reaction
C. Temperature of the reaction
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