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Q 1/75
Score 0
What are the three parts of an ATP molecule?
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adenine, ribose, and three phosphate groups
NADH, NADPH, and FADH2
adenine, thylakoid, and a phosphate group
stroma, grana, and chlorophyll
Q 2/75
Score 0
Energy is released from ATP when
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a phosphate group is removed.
a phosphate group is added.
ATP is exposed to sunlight.
adenine bonds to ribose.
75 questions
Q.
What are the three parts of an ATP molecule?
1
30 sec
Q.
Energy is released from ATP when
2
30 sec
Q.
Look at the above figure. All of the following are parts of an ADP molecule EXCEPT
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30 sec
Q.
Organisms, such as plants, that make their own food are called
4
30 sec
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Plants gather energy with light-absorbing molecules called
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Q.
Most plants appear green because chlorophyll
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Q.
Which structure in this figure represents a single thylakoid?
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Q.
How do organisms get the energy they need?
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Q.
Which of the following is the correct sequence of events in cellular respiration?
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What is the correct equation for cellular respiration?
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Cellular respiration is called an aerobic process because it requires
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Q.
Photosynthesis is to chloroplasts as cellular respiration is to
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The products of photosynthesis are the
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The starting molecule for glycolysis is
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In the presence of oxygen, glycolysis is followed by
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Cellular respiration uses 1 molecule of glucose to produce approximately
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The two main types of fermentation are called
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When the body needs to exercise for longer than 90 seconds, it generates ATP by carrying out
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Q.
As a cell becomes larger, its
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All of the following are problems that growth causes for cells EXCEPT
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Which of the following happens when a cell divides?
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Q.
An advantage of sexual reproduction over asexual reproduction is that sexual reproduction
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Q.
During which phase in the cell cycle does mitosis happen?
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Q.
Cell division is represented in this figure by the letter
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Which of the following is a phase of mitosis?
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The first phase of mitosis is called
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30 sec
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Which of the following represents the phases of mitosis in their proper sequence?
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One difference between cell division in plant cells and in animal cells is that plant cells have
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Cancer is a disorder in which some cells have lost the ability to control their
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During early development, all cells in the embryo of a multicellular organism are identical. Later on in development, the cells will become specialized through a process called
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Q.
Why are stem cells important?
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Q.
Each pea-plant gamete has how many alleles for the height gene?
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The different forms of a gene are called
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When Gregor Mendel crossed a tall plant with a short plant, the F1 plants inherited
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What principle states that during gamete formation genes for different traits separate without influencing each other’s inheritance?
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How many different allele combinations would be found in the gametes produced by a pea plant whose genotype was RrYY?
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Q.
Gregor Mendel’s principles of genetics apply to
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Q.
Roan cattle show codominance for the color of their hair. There are alleles for red hair and white hair. What would you expect a heterozygous roan bull to look like if the trait showed incomplete dominance instead?
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The arctic fox is blue-gray in the summer and white in the winter. What most likely influence(s) this change?
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If an organism’s diploid number is 12, its haploid number is
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Linked genes
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If two genes are on the same chromosome and rarely assort independently,
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Which bacteria killed the mice in Griffith’s transformation experiment?
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What is inside a bacteriophage?
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Why did Hershey and Chase label the viral DNA with radioactive phosphorous and not radioactive sulfur?
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Which part of the bacteriophage in contains the genetic material?
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Q.
The figure shows the structure of
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Q.
Because of base pairing in DNA, the percentage of
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30 sec
Q.
The table in Figure 12–3 shows the results of measuring the percentages of the four bases in the DNA of several different organisms. Some of the values are missing from the table. Based on Chargaff’s rule, the percentages of guanine bases in chicken DNA should be around
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30 sec
Q.
Based on Chargaff’s rule, the percentage of cytosine in the DNA of the bacterium, S. Lutea in Figure 12–3, should be around
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Q.
Rosalind Franklin contributed to the understanding of DNA by
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30 sec
Q.
Watson and Crick discovered the two strands in DNA
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DNA replication results in two DNA molecules,
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Q.
During DNA replication, a DNA strand that has the bases CTAGGT produces a strand with the bases
54
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Q.
RNA contains the sugar
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Which nucleotide in the figure indicates the nucleic acid above is RNA?
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Q.
Which of the following is true?
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Which type of RNA brings the information in the genetic code from the nucleus to other parts of the cell?
58
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How many nucleotides are needed to specify three amino acids?
59
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Which of the following best describes the what happens during gene expression?
60
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A mutation that involves one or a few nucleotides is called
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When a chromosome undergoes a deletion mutation, information is
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Most mutations
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In E. coli, the lac operon controls the
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Q.
What type of RNA, once thought to be very rare, is double stranded and acts as an inhibitor?
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Darwin noticed that many organisms seemed well suited to
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Based on the adaptations Charles Darwin observed in finches and tortoises in the Galápagos, he wondered
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Biologists in Darwin’s time had already begun to understand that living things change over time. How did Darwin contribute to these ideas?
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James Hutton’s and Charles Lyell’s work suggests that
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The economist Thomas Malthus suggested that
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When a dairy farmer chooses to breed the cows that give the most milk in the herd, the farmers are following the principle of
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Q.
Charles Darwin called the ability of an organism to survive and reproduce in its specific environment
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Q.
According to Darwin’s theory of natural selection, the individuals that tend to survive are those that have
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Q.
In humans, the pelvis and femur, or thigh bone, are involved in walking. In whales, the pelvis and femur shown in the above figure are
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Q.
Molecular evidence in support of natural selection includes
