4302993
Descripción
Test por gyorgycrack, actualizado hace más de 1 año
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Creado por gyorgycrack
hace casi 9 años
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Pregunta 1
Pregunta
What is a nucleotide?
Respuesta
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A molecule that contains one pentose, one phosphate group and two nitrogenous bases
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A molecule that contains one ammonium, one phosphate group and two nitrogenous bases
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A molecule that contains one pentose, some phosphate groups and one carbonyl group
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A molecule that contains one pentose, some phosphate groups and two carbonyl groups
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Any of these
Pregunta 2
Pregunta
Which of these are purine nitrogenous bases?
Respuesta
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Cytosine and Uracil
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Thymine and Guanine
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Adenine and Guanine
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Uracil and Thymine
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Cytosine and Adenine
Pregunta 3
Pregunta
Which is the complementary strand of the sequence GAGCTCU?
Respuesta
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CTCGAGA
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CUCGUGA
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AGATCTC
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ACATGTG
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Any of these
Pregunta 4
Pregunta
Which of these nucleotides is found in RNA?
Respuesta
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cADP
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TTP
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dCTP
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UMP
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Any of these
Pregunta 5
Pregunta
All the information that humans beings have is in 23 chromosomes
Respuesta
- True
- False
Pregunta 6
Pregunta
Which sequence is true?
Respuesta
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DNA associate with a histone octamer that will be fixed by histone nº1 ---> A nucleosome is formed ----> A chromosome is formed
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DNA associate with a histone hexamer that will be fixed by histone nº1 ---> A nucleosome is formed ----> A chromosome is formed
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DNA associate with a histone octamer that will be fixed by histone nº8 ---> A nucleosome is formed ----> A chromosome is formed
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DNA associate with a histone hexamer that will be fixed by histone nº6 ---> A nucleosome is formed ----> A chromosome is formed
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DNA associate with a histone hexamer that will be fixed by histone nº1 ----> A chromosome is formed ---> A nucleosome is formed
Pregunta 7
Pregunta
Which RNA is responsible of determine the AA that is going to be in the sequence of the protein?
Respuesta
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Messenger RNA (mRNA)
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Transferase RNA (tRNA)
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Ribosomal RNA (rRNA)
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Regulatory RNA
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RNA
Pregunta 8
Pregunta
Replication of DNA takes place after the mitosis is made
Respuesta
- True
- False
Pregunta 9
Pregunta
For the DNA replication we need Iron ion, ATP and NADH
Respuesta
- True
- False
Pregunta 10
Pregunta
Which molecule binds the Okazaki fragments during replication?
Respuesta
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Helicases
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Topoisomerases
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Single strand binding proteins
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Nucleases
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Ligases
Pregunta 11
Pregunta
Which DNA polymerase is involved in the synthesis of primers?
Respuesta
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DNA polymerase α
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DNA polymerase δ
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DNA polymerase ε
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DNA polymerase ß
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DNA polymerase γ
Pregunta 12
Pregunta
The real copy of DNA is made by DNA polymerase δ
Respuesta
- True
- False
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