Macromolecules Quiz
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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
Which group of biomolecules provide quick energy to organisms?
A. proteins
B. carbohydrates
C. lipids
D. nucleic acids
This is also known as fats and help with energy storage and insulation.
A. lipid
B. carbohydrate
C. sugar
D. protein
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
Which is an example of a lipid?
A. Candy
B. Olive Oil
C. DNA
D. Meat
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
Provides long term energy and insulation,
A. lipids
B. carbohydrates
C. nucleic acids
D. proteins
A substance that increases or decreases the rate of a chemical reaction is called a (an)
A. Element
B. Catalyst
C. molecule
Enzymes in humans function best at cold temperatures.
A. TRUE
B. FALSE
Enzymes and catalysts are
A. always used up
B. hard to replace
C. are reusable
Which word best describes a scientific hypothesis?
A. provable
B. theoretical
C. testable
D. quantifiable
This is the smallest unit that still has the same properties of an element.
A. proton
B. lipid
C. protein
D. atom
Which element is found in life as we know it?
A. Lead
B. Aluminum
C. Chlorine
D. Carbon
Enzyme function is temperature dependent.
A. TRUE
B. FALSE
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
Enzymes are..
A. nucleic acids
B. carbohydrates
C. lipids
D. proteins
A carbohydrate is a macromolecule that is used to…
A. give cells/systems energy.
B. build cell parts.
C. give cells/systems long term energy storage.
D. help cells with chemical processes.
An example of a carbohydrate would be?
A. pasta
B. T-bone steak
C. chicken leg
D. cheese
In an experiment , the condition held the same by a scientist is the
A. Constant
B. Control condition
C. Dependent variable
D. Independent variable
Which are enzymes?
A. simple carbohydrates
B. proteins that speed up chemical reactions
C. lipids that make up the cell membrane
D. a building block of DNA
Proteins are made of monomers called ___________
A. Nucleotides
B. Monosaccharides
C. Amino Acids
D. Glycerol and fatty acids
Is found in the cell membrane as a bilayer.
A. lipids
B. protein
C. nucleic acid
D. carbohydrate
All organic compounds contain the element
A. carbon
B. nitrogen
C. phosphorus
D. sulfur
The word saccharide means:
A. sugar
B. glucose
C. sweetener
D. carbohydrate
In an experiment , the condition being measured by a scientist is the
A. Independent variable
B. Dependent variable
C. Control condition
D. Constant
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