Lipids and Carbohydrates
Proteins and Nucleic acids
The Scientific Method
Vitamins
Water
100
This is a primary source of energy for the body.
What is carbohydrate?
100
Proteins are made of ______?
What are amino acids?
100
A prediction or an educated guess
What is hypothesis
100
This vitamin is added to milk to encourage proper bone formation. Rickets is a bone disease that is caused by the lack of this vitamin
What is vitamin D?
100
Water is _______ because it is negative on the oxygen and positive on the hydrogen
What is polar?
200
When a bear hibernates, his body depends on this secondary source of energy
What are lipids?
200
The two nucleic acids are RNA and _____?
What is DNA?
200
The variable that is purposely changed in an experiment
What is independent or manipulated variable?
200
This vitamin is necessary for proper blood clotting.
What is vitamin K?
200
Water is made of 1 molecule of oxygen and 2 molecules of this ?
What is hydrogen?
300
Examples of carbohydrates include
What are sugars and starches ( grain, fruits, pasta, etc)
300
DNA is found in this portion of the cell.
What is the nucleus?
300
The variable that is measured, or the variable that responds during the experiment
What is dependent variable
300
Vitamins are organic b/c they contain this element
What is carbon?
300
A substance with a pH below 7 is an _______?
What is an acid?
400
Examples of lipids include
What are fats, oils, and waxes?
400
Nucleic acids are made of ________.
What are nucleotides?
400
This portion of an experiment usually contains graphs
What is results?
400
This mineral is needed for proper bone formation
What is calcium?
400
The thin layer that allows insects to walk on water is formed because of this property of water?
What is surface tension?
500
Lipid are of made of ______ and _______.
What are glycerol and fatty acid?
500
_________ are proteins that control chemical reactions
What are enzymes?
500
Changing results during an experiment would introduce ________ into the experiment, and sway the results in one direction
What is bias?
500
This mineral is a part of hemoglobin
What is iron
500
Water is called a universal ________ because it dissolves a lot of different solids
What is solvent?
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