M100 REVIEWED EXAM
QUESTIONS AND ANSWERS CH 9
A pleated sheet is an example of protein ______structure - ANSWER-Secondary
Carbohydrates typically include ______. - ANSWER-C, H, and O atoms.
In photosynthesis, an H+ ion gradient forms across the _____. - ANSWER-thylakoid
membrane
If a plant appears blue to us, what wavelength of light is being reflected? - ANSWER-
Blue.
The Calvin cycle requires ______ and ______ from the light reactions in order to
operate. - ANSWER-ATP... NADPH
What is responsible for the yellow/orange coloring of the leaves in fall? - ANSWER-
Carotenoids.
, The energy of the wavelengths that appear _____ is least useful to photosynthesis. -
ANSWER-Green.
Which of the following equations best summarizes photosynthesis? - ANSWER-6 CO2
+ 6 H2O C6H12O6 + 6 O2
In photosynthesis, redox reactions ultimately transfer electrons from ______ to ______.
- ANSWER-H2O... CO2
C4 plants conserve water by ______. - ANSWER-keeping their stomata closed when
the weather is hot and dry.
Within the inner membrane of a chloroplast, interconnected sacs of membrane called
______ are suspended in a thick fluid called the ______. - ANSWER-thylakoids...
stroma
The shorter the wavelength of visible light, the _____. - ANSWER-Greater the energy.
A single carbon atom can form a maximum of ______ covalent bonds. - ANSWER-4
Proteins are polymers constructed from _______ monomers. - ANSWER-Amino acid.
Which of the following is true regrading a DNA molecule? - ANSWER-The amount of
adenine is equal to the amount of thymine, and the amount of guanine is equal to the
amount of cytosine.
The following molecule is best described as _______.
CH3-CH2-CH2-CH2 - ANSWER-hydrocarbon.
Enzymes are? - ANSWER-proteins.
Destruction of a proteins shape is called _____. - ANSWER-denaturation
How do radioactive isotopes differ from isotopes? - ANSWER-RADIOACTIVE
ISOTOPES: UNSTABLE
ISOTOPES: STABLE
What are the reactant(s) in the following chemical reaction?
C6H12O6+6 H2O+6 O2--->6 CO2+12 H2O - ANSWER-C6H12O6, H2O, and O2
An uncharged atom of gold has an ATOMIC NUMBER of 79 and an ATOMIC MASS of
197.
QUESTIONS AND ANSWERS CH 9
A pleated sheet is an example of protein ______structure - ANSWER-Secondary
Carbohydrates typically include ______. - ANSWER-C, H, and O atoms.
In photosynthesis, an H+ ion gradient forms across the _____. - ANSWER-thylakoid
membrane
If a plant appears blue to us, what wavelength of light is being reflected? - ANSWER-
Blue.
The Calvin cycle requires ______ and ______ from the light reactions in order to
operate. - ANSWER-ATP... NADPH
What is responsible for the yellow/orange coloring of the leaves in fall? - ANSWER-
Carotenoids.
, The energy of the wavelengths that appear _____ is least useful to photosynthesis. -
ANSWER-Green.
Which of the following equations best summarizes photosynthesis? - ANSWER-6 CO2
+ 6 H2O C6H12O6 + 6 O2
In photosynthesis, redox reactions ultimately transfer electrons from ______ to ______.
- ANSWER-H2O... CO2
C4 plants conserve water by ______. - ANSWER-keeping their stomata closed when
the weather is hot and dry.
Within the inner membrane of a chloroplast, interconnected sacs of membrane called
______ are suspended in a thick fluid called the ______. - ANSWER-thylakoids...
stroma
The shorter the wavelength of visible light, the _____. - ANSWER-Greater the energy.
A single carbon atom can form a maximum of ______ covalent bonds. - ANSWER-4
Proteins are polymers constructed from _______ monomers. - ANSWER-Amino acid.
Which of the following is true regrading a DNA molecule? - ANSWER-The amount of
adenine is equal to the amount of thymine, and the amount of guanine is equal to the
amount of cytosine.
The following molecule is best described as _______.
CH3-CH2-CH2-CH2 - ANSWER-hydrocarbon.
Enzymes are? - ANSWER-proteins.
Destruction of a proteins shape is called _____. - ANSWER-denaturation
How do radioactive isotopes differ from isotopes? - ANSWER-RADIOACTIVE
ISOTOPES: UNSTABLE
ISOTOPES: STABLE
What are the reactant(s) in the following chemical reaction?
C6H12O6+6 H2O+6 O2--->6 CO2+12 H2O - ANSWER-C6H12O6, H2O, and O2
An uncharged atom of gold has an ATOMIC NUMBER of 79 and an ATOMIC MASS of
197.
