Quiz
QUIZ - Topic 2
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Fragen in diesem Quiz (13)
1What are the components of a DNA molecule?
- Adeoxyribose, a phosphate and one of the bases: adenine, cytosine, guanine or thymine
- Bribose, a phosphate, and one of the bases: adenine, cytosine, guanine or uracil
- CDeoxyribose, a nitrate and one of the bases: adenine, cytosine, guanine or thymine
- DRibose, a nitrate and one of the bases: adenine, cytosine, guanine or thymine
2What type of bond holds the complementary base pairs together in a double helix of DNA?
- ACovalent bonds
- BPeptide bonds
- CGlycosidic bonds
- DHydrogen bonds
3What enzyme is used in transcription but not in translation?
- ADNA polymerase
- BHelicase
- CProtease
- DRNA polymerase
4A certain gene in a bacterium codes for a polypeptide that is 120 amino acids long. How many nucleotides are needed in the mRNA to code for this polypeptide?
- A30
- B40
- C360
- D480
5What is responsible for the conservation of the base sequence during DNA replication?
- ADNA polymerase working on one strand at the same time.
- BUnpaired bases always attracting their complementary nucleotides.
- CDNA helicase and polymerase are complementary.
- DBoth strands are identical to each other.
6During the process of replication, which bond(s) in the diagram of DNA below is/are broken?
- A3
- B4/5
- C1,2,6,7
- D1,7,4,5
7How would the following DNA sequence, ACGTTGCATGGCA, be transcribed?
- AUGCAACGUACCGU
- BTGCAACGTACCGT
- CACGTTGCATGGCA
- DACGUUGCAUGGCA
8The base sequence is the store of information.
- ARichtig
- BFalsch
9Nitrogenous bases have two rings.
- ARichtig
- BFalsch
10The base-phosphate backbone ensures that the store is stable and secure.
- ARichtig
- BFalsch
11In order to link nucleotides into a chain, a hydrogen bond is formed b/n the phosphate and a pentose sugar.
- ARichtig
- BFalsch
12Polymers of nucleotides also known as "strands"
- ARichtig
- BFalsch
13The four bases in RNA are [blank_start]adenine[blank_end], [blank_start]uracil[blank_end], [blank_start]cytosine[blank_end] and [blank_start]guanine[blank_end].
- Auracil
- Badenine
- Ccytosine
- Dguanine
Informationen
- Beschreibung
- Der Nutzer hat seine Fachbereichs-Information gelöscht. Quiz am QUIZ - Topic 2 , erstellt von Gelöschter Nutzer am 20/02/2020.
- Autor
- Gelöschter Nutzer
- Sprache
- English
- Aufrufe
- 10
- Verlauf
- Erstellt am 20 Feb 2020 · aktualisiert am 20 Feb 2020
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