Biology Final

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1.
1 point
If a cell is unable to take up simple sugars, which of the following biological molecules will it be unable to
make?
2.
1 point
Where in the human body could you find haploid cells?
3.
1 point
How many pairs of chromosomes are found within the most cells of human beings?
4.
1 point
How many unique 3-base sequences can be formed from the 4 bases found in DNA?
5.
1 point
Which of the following is most likely to dissolve in olive oil?
6.
1 point
Which of the following is associated with eukaryotic cells, but not prokaryotic cells?
7.
1 point
The "endosymbiotic hypothesis" is a concept that __________.
8.
1 point
What is the purpose of careful primer design before PCR?
9.
1 point
Newly synthesized double stranded DNA consists of:
10.
1 point
What is the functional role of PCR in the forensic analysis of DNA (DNA fingerprinting).
11.
1 point
A tentative explanation for an observed phenomenon is called a(n):
12.
1 point
In 1981, a peer-reviewed study published in the New England Journal of Medicine, reported that drinking 2
cups of coffee per day doubled the risk of developing pancreatic cancer. What have subsequent studies
shown?
13.
1 point
Which of the following biological molecules possesses the greatest caloric density (cal/g)?
14.
1 point
The cell membrane is primarily composed of:
15.
1 point
What was one of the take home messages of psychologist Daniel Kahneman’s Nobel winning research?
16.
1 point
Which of the following organelles in your own body are understood to have evolved from bacteria through
endosymbiosis?
17.
1 point
Which technique did Rosalind Franklin use to deduce the three dimensional structure of DNA?
18.
1 point
What are the criteria for a good hypothesis?
19.
1 point
DNA and RNA are polymers composed of:
20.
1 point
Which of the following does NOT distinguish eukaryotes from prokaryotes?
21.
1 point
How many covalent bonds can one carbon atom form with other atoms?
22.
1 point
Penicillin and other antibiotics are produced by _________________ to kill ___________________.
23.
1 point
Penicillin interferes with the synthesis of:
24.
1 point
Which of the following statements about bacteria is FALSE?
25.
1 point
According to a recent study, Israeli appeals court judges are more likely to rule in favor of a person when:
26.
1 point
A study was conducted to determine if the growth rate of babies differs between babies that are bottle-fed
and babies that are breast-fed. In this experiment, growth rate is referred to as the:
27.
1 point
What kind of bonds hold nitrogenous base pairs together in the middle of double stranded DNA?
28.
1 point
Statistical significance is scientific studies generally depends upon:
29.
1 point
What subatomic particles are located in the nucleus of an atom?
30.
1 point
As an acidic compound dissolves in water, the pH of the water __________.
31.
1 point
Unlike penicillin, antibiotics that are effective against gram-negative bacteria target the bacterial:
32.
1 point
Which of the following groups of organisms does not have cells enclosed within a cell wall?
33.
1 point
What did Alexander Fleming do that ultimately ensured penicillin would be developed as the first widely
available antibiotic?
34.
1 point
According to fossil evidence, about how many years has life existed on Earth?
35.
1 point
A deep sea bacterium that thrives by consuming hydrogen sulfide (H2S) and carbon dioxide (CO2) would
be an example of a:
36.
1 point
Which of the following would NOT provide strong evidence of life?
37.
1 point
The ability of living organisms to maintain a stable environment is termed
38.
1 point
If starches are polymers of monosaccharides, what are the monomers that form proteins?
39.
1 point
The term peer review means that:
40.
1 point
What is the correct order of the phases of the cell cycle?
41.
1 point
During which phase of the cell cycle are organelles and proteins synthesized?
42.
1 point
When did Gregor Mendel publish his famous paper on patterns of inheritance in pea plants?
43.
1 point
A woman is heterozygous for eye color (1 ‘brown’ allele and 1 ‘blue’ allele) has children with a man who is
also heterozygous for eye color (brown and blue). If the ‘brown’ allele is dominant, what is the probability that
their first child will have blue eyes?
44.
1 point
In the process of transcription, DNA has to split apart so that a complimentary strand of mRNA can be
synthesized. After the DNA splits apart, what happens next?
45.
1 point
Which molecule binds to codons on an mRNA molecule?
46.
1 point
‘Golden rice’ is a transgenic crop engineered to bring enhanced nutrition to the developing world. The gene
that has been engineered into the rice encodes:
47.
1 point
Which of the following are examples of haploid cells?
48.
1 point
Which of the following is NOT true of somatic mutations?
49.
1 point
Which of the following roles does anti-thrombin normally carry out?