CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following...
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Transcript of CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following...
![Page 1: CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following particles is negatively charged? Chemistry in Biology Chapter.](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697bfab1a28abf838c9b3d1/html5/thumbnails/1.jpg)
![Page 2: CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following particles is negatively charged? Chemistry in Biology Chapter.](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697bfab1a28abf838c9b3d1/html5/thumbnails/2.jpg)
CDQ 1
1. A
2. B
3. C
4. D
A. electron
B. isotope
C. neutron
D. proton
Which of the following particles is negatively charged?
Chemistry in Biology
Chapter Diagnostic Questions
Chapter
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CDQ 2
1. A
2. B
3. C
4. D
Chemistry in Biology
Chapter Diagnostic Questions
Chapter
A. electrons
B. neutrons
C. protons
D. ions
Isotopes are created by a change in the number of what particle of an atom?
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CDQ 3
1. A
2. B
3. C
4. D
Chemistry in Biology
Chapter Diagnostic Questions
Chapter
A. substrates
B. enzymes
C. ions
D. reactants
Identify the proteins that speed up the rate of chemical reactions.
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FQ 1
1. A
2. B
3. C
Chemistry in Biology
A. neutrons and electrons
B. protons and electrons
C. protons and neutrons
What particles are in an atom’s nucleus?
Section 1 Formative Questions
Chapter
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FQ 2
1. A
2. B
3. C
Chemistry in Biology
Section 1 Formative Questions
A. an equal number of protons and neutrons
B. an equal number of protons and electrons
C. an equal number of neutrons and electrons
What causes the overall charge of an atom to be zero?
Chapter
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FQ 3
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 1 Formative Questions
A. a compound
B. an element
C. an isotope
D. a mixture
What type of substance is water?
Chapter
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FQ 4
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 1 Formative Questions
A. chemical bonds
B. ionic compounds
C. radioactive isotopes
D. van der Waals forces
What provides the energy for all living processes?
Chapter
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FQ 5
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 2 Formative Questions
A. a match burning
B. salt dissolving
C. water boiling
D. gasoline evaporating
Which is a chemical reaction?
Chapter
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FQ 6
1. A
2. B
Chemistry in Biology
Section 2 Formative Questions
Which chemical reaction is endothermic?
A.
B.
Chapter
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FQ 7
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 2 Formative Questions
A. It acts as a reactant.
B. It reduces the amount of heat produced.
C. It increases the amount of product.
D. It lowers the activation energy.
How does an enzyme increase the rate of a chemical reaction?
Chapter
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FQ 8
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 2 Formative Questions
What occurs at the active site in the enzyme substrate complex?
A. An exothermic chemical reaction takes place.
B. Chemical bonds are broken and new bonds are formed.
C. The enzyme gets used up in the reaction.
D. The substrates provide energy for the enzyme.
Chapter
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FQ 9
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 3 Formative Questions
A. It acts as a catalyst.
B. Its pH is neutral.
C. It is a polar molecule.
D. It is an ionic compound.
Why is water able to dissolve a wide variety of solutes?
Chapter
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FQ 10
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 3 Formative Questions
A. covalent bonds
B. double bonds
C. hydrogen bonds
D. ionic bonds
What type of bonds attracts water molecules to each other and to other substances?
Chapter
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FQ 11
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 3 Formative Questions
A. Cl–
B. OH–
C. H+
D. Na+
Which ion, when released in water, causes a solution to be basic?
Chapter
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FQ 12
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 3 Formative Questions
A. alkali
B. antacid
C. buffer
D. neutralizer
What is the name for a substance that keeps the pH in cells within the 6.5 to 7.5 pH range?
Chapter
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FQ 13
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 4 Formative Questions
A. carbon
B. nitrogen
C. phosphorus
D. sodium
Which element do almost all biological molecules contain?
Chapter
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FQ 14
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 4 Formative Questions
A. 1
B. 2
C. 4
D. 8
How many covalent bonds can carbon form with other atoms?
Chapter
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FQ 15
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 4 Formative Questions
A. hormone
B. nucleic acid
C. protein
D. steroid
What type of biological molecule is an enzyme?
Chapter
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FQ 16
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 4 Formative Questions
A. lipids
B. nucleotides
C. polypeptides
D. sugars
What are fats, oils, and waxes composed of?
Chapter
![Page 21: CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following particles is negatively charged? Chemistry in Biology Chapter.](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697bfab1a28abf838c9b3d1/html5/thumbnails/21.jpg)
FQ 17
1. A
2. B
3. C
4. D
Chemistry in Biology
Section 4 Formative Questions
A. amino acids
B. fatty acids
C. glycerols
D. nucleotides
What are the monomers that make up proteins?
Chapter
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FQ 18
1. A
2. B
3. C
4. D
Chemistry in Biology
A. carbohydrate
B. lipid
C. nucleic acid
D. protein
Which biological molecule transports substances between cells?
Section 4 Formative Questions
Chapter
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CAQ 1
1. A
2. B
3. C
4. D
Chemistry in BiologyChapter
A. activation energy
B. reactants
C. products
D. enzymes
Look at the following figure. Determine what the upward curve represents.
Chapter Assessment Questions
?
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CAQ 2
1. A
2. B
3. C
4. D
Chapter Assessment Questions
A. 2
B. 4
C. 6
D. 8
Look at the energy levels in the atom. What is the maximum number of electrons energy level two can hold?
![Page 25: CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following particles is negatively charged? Chemistry in Biology Chapter.](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697bfab1a28abf838c9b3d1/html5/thumbnails/25.jpg)
Explain why chemical equations must be balanced.
Answer: Chemical reactions require balanceof mass. Therefore, the number of atoms of each element on the reactant side must equal the number of atoms of the same element on the product side.
Chapter Assessment Questions
CAQ 3
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STP 2
1. A
2. B
3. C
4. D
Chemistry in BiologyChapter
What is true of this chemical reaction?
A. Energy is not needed to start the chemical reaction.
B. Heat and/or light energy are released in this reaction.
C. The activation energy is greater than the energy released.
D. The energy of the products and the reactants is the same.
Standardized Test Practice
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STP 3
1. A
2. B
3. C
4. D
Chemistry in BiologyChapter
Standardized Test Practice
A. tomatoes
B. bananas
Which fruit contains a higher concentration of hydrogen ions?
![Page 28: CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following particles is negatively charged? Chemistry in Biology Chapter.](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697bfab1a28abf838c9b3d1/html5/thumbnails/28.jpg)
STP 6
1. A
2. B
3. C
4. D
Chemistry in BiologyChapter
Standardized Test Practice
What is the function of this biological macromolecule?
A. communicate signals between cells
B. produce vitamins and hormones
C. provide support and protection
D. store and transmit genetic information
![Page 29: CDQ 1 1. A 2. B 3. C 4. D A. electron B. isotope C. neutron D. proton Which of the following particles is negatively charged? Chemistry in Biology Chapter.](https://reader035.fdocuments.in/reader035/viewer/2022062519/5697bfab1a28abf838c9b3d1/html5/thumbnails/29.jpg)
STP 7
1. A
2. B
3. C
4. D
Chemistry in BiologyChapter
Standardized Test Practice
Which is a characteristic of all lipids?
A. They are saturated triglycerides.B. They do not dissolve in water.C. They are liquid at room temperature.D. They store less energy than
carbohydrates.