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Biblioteka

Copy of CK12 4.1- 4.3 DNA Central Dog Dogma, Genetic Material, DNA Structure and Function (2/1/2024)

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44 questions
4.1
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4.2
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4.3
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Pitanje 1
1.

Who coined the term 'Central Dogma' in molecular biology?

Pitanje 2
2.

What is deoxyribonucleic acid (DNA) responsible for determining?

Pitanje 3
3.

What determines the structure and function of all cells?

Pitanje 4
4.

What determines a protein’s structure?

Pitanje 5
5.

Where is DNA found in eukaryotic cells?

Pitanje 6
6.

What is the role of RNA in protein synthesis?

Pitanje 7
7.

Which sequence correctly represents the central dogma of molecular biology?

Pitanje 8
8.

How does RNA get from the nucleus to the cytoplasm?

Pitanje 9
9.

For many decades, scientists believed which molecule carried genetic information?

Pitanje 10
10.

What molecule is known to carry the 'code of life'?

Pitanje 11
11.

What is DNA?

Pitanje 12
12.

How is your DNA passed on to you?

Pitanje 13
13.

What does your DNA determine?

Pitanje 14
14.

Who made important discoveries about DNA in the 1920s?

Pitanje 15
15.

What happened when Griffith injected mice with S-strain bacteria?

Pitanje 16
16.

What resulted from injecting mice with heat-killed S-strain mixed with living R-strain?

Pitanje 17
17.

Which strain of bacteria was non-virulent?

Pitanje 18
18.

What did Griffith observe happening within the R strain?

Pitanje 19
19.

What did Griffith name the process of the R strain becoming deadly?

Pitanje 20
20.

What type of substance did Griffith deduce was causing the transformation?

Pitanje 21
21.

Who led the team of scientists in the early 1940s to further study the results of Griffith's experiment?

Pitanje 22
22.

What did Avery's team do to the S-strain bacteria?

Pitanje 23
23.

What happened when Avery's team inactivated proteins in the S-strain bacteria?

Pitanje 24
24.

What led Avery's team to conclude that DNA is the genetic material?

Pitanje 25
25.

Who conducted the experiments confirming that DNA is the genetic material?

Pitanje 26
26.

What needs to happen for a virus to reproduce?

Pitanje 27
27.

Which molecule did viruses insert into bacteria according to Hershey and Chase’s experiments?

Pitanje 28
28.

How did Hershey and Chase identify the molecule that viruses inserted into bacteria?

Pitanje 29
29.

Who discovered the rules of base concentrations in DNA species?

Pitanje 30
30.

What are the four nitrogen bases of DNA?

Pitanje 31
31.

According to Chargaff's rules, which base concentrations match in each species?

Pitanje 32
32.

When was the significance of Chargaff's rules revealed?

Pitanje 33
33.

Who are credited for the discovery of DNA's double helix shape?

Pitanje 34
34.

What technique did Rosalind Franklin and others use to study DNA’s structure?

Pitanje 35
35.

What analogy could you use to describe the shape of DNA?

Pitanje 36
36.

Who were the scientists whose work was not given enough credit initially?

Pitanje 37
37.

What are the components of a nucleotide in a DNA molecule?

Pitanje 38
38.

According to Chargaff’s rules, which base pairs with adenine?

Pitanje 39
39.

Why does adenine not bond with guanine in a DNA molecule?

Pitanje 40
40.

What type of bond holds together the two polynucleotide chains of DNA?

Pitanje 41
41.

Which phase of the eukaryotic cell cycle does DNA replication occur?

Pitanje 42
42.

Which enzyme breaks the bonds between complementary bases in DNA during replication?

Pitanje 43
43.

What role does DNA polymerase play in DNA replication?

Pitanje 44
44.

Why is DNA replication described as a semi-conservative process?