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DNA Basics

Usuario eliminado 8 preguntas Actualizado el 27 mar 2019

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Preguntas del test (8)

1What is the process of genetic information being copied from DNA into messenger RNA (mRNA)?
1. AReplication
2. BTranslation
3. CTranscription
4. DGene Expression
2The pyrimidines are cytosine and thymine.
1. AVerdadero
2. BFalso
3What makes up a DNA molecule?
1. ARibose Sugar
2. BBase
3. CPhosphate Group
4. DDeoxyribose Sugar
5. EAcid
4What bonds join the phosphate and sugar molecules in DNA?
1. APhosphoester
2. BPhosphodiester
3. CHydrogen
4. DIonic
5Which of these statements are correct?
1. AThe number of adenine bases never equals the number of thymine bases.
2. BDeoxyribose sugar is missing an oxygen atom at it's 2' position.
3. CG-C pairs are more thermodynamically stable than A-T pairs.
4. DDNA is a left-handed double helix.
5. EBases are bonded together by hydrogen bonds.
6Unwinding of the double helix is accomplished by the enzyme helicase.
1. AVerdadero
2. BFalso
7What direction is DNA synthesised in?
1. A5' to 3' direction.
2. B3' to 5' direction.
8What are the names of the short DNA segments in DNA replication which are ligated together by DNA ligase?
1. ALagging fragments.
2. BBases.
3. COkazaki fragments.
4. DPrimer sequences.

Descripción: El usuario ha eliminado su información de asignaturas Test sobre DNA Basics, creado por Usuario eliminado el 26/03/2019.
Autor: Usuario eliminado
Idioma: English
Visitas: 93
Historial: Creado el 26 mar 2019 · actualizado el 27 mar 2019
Etiquetas: biology biochemistry inheritance dna el usuario ha eliminado su información de asignaturas