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Chapter 1
Chapter 2
Chapters 3 & 4
Chapters 5 & 6
Potpourri
100
These variables are constants for both the control and experimental groups in a scientific experiment?
What are controlled variables?
100
This is the main reason behind the formation of all chemical bonds.
What is to fill an outer electron shells of atoms?
100
This structure is not changed in an enzymatic reaction.
What is the enzyme?
100
This is the organelle in a muscle fiber that stores the calcium needed for muscle contraction.
What is the sarcoplasmic reticulum?
100
All of these things feed into forming a _______________: imagination, intuition, chance, logic, experience, previous scientific results, scientific theory.
What is a hypothesis?
200
Fill in the blanks: Atoms of the same element may have different numbers of ___________, which affects the atomic mass. An atom can be changed into an ion by adding or removing ____________. If the number of _____________ changes, the atom becomes a different element.
Neutrons, electrons, protons
200
The monomers of nucleic acids.
What are nucleotides?
200
This is the cellular respiration subpathway when carbon dioxide is released.
What is the citric acid cycle
200
This codes for a protein.
What is a gene?
200
The reactants in an enzymatic reaction are also called this.
What are substrates?
300
This type of bond forms between the oxygen and hydrogen atoms in a water molecule.
What is a covalent bond?
300
The monomers of carbohydrates.
What are monosaccharides?
300
This organelle contains enzymes to destroy worn out organelles.
What is a lysosome?
300
If there were 90 amino acids in a polypeptide chain, how many nucleotides would be on the DNA sequence that codes for that polypeptide?
270
300
Use “Chagraff’s Rule” to determine the proportion of all four bases in a DNA sequence that contains 22% T (thymine). What are the proportions (by percentage) of the other 3 bases?
T = 22% A = 22% C = 28% G = 28%
400
Without a _____________ , there is no basis for knowing if a particular result is due to the experimental variable or some other factor.
What is a control or control group?
400
This is the process of making an unsaturated fat saturated.
What is hydrogenation?
400
This compound donates hydroxide ions to a solution.
What is a base?
400
Blood clotting (where the process runs faster and faster until bleeding stops) is an example of this.
What is a positive feedback process?
400
>>Daily Double!<< This causes the polarity of a water molecule.
What is the unequal sharing of electrons in the covalent bonds within the molecule?
500
This type of bond forms between the oxygen and hydrogen atoms in adjacent water molecules.
What is a hydrogen bond?
500
This is the only difference between diffusion and facilitated diffusion.
What is the use of protein channels to move substances through the membrane in facilitated diffusion?
500
Cholesterol is an example of this.
What is a steroid?
500
>>Daily Double!<< This theory describes the microscopic action of muscle contraction.
What is the sliding filament theory?
500
Testosterone is this type of macromolecule.
What is a lipid?