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Examen
OCR BIOLOGY A LEVEL QUESTIONS AND VERIFIED ANSWERS
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---63octubre 20252025/2026A+
- OCR BIOLOGY A LEVEL QUESTIONS AND VERIFIED ANSWERS 
 
 
1. What term describes a change in the sequence of bases within DNA? 
A) Recombination 
B) Replication error 
C) Mutation 
D) Translocation 
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2. Which are the three ways a DNA base sequence can be altered? 
A) Translocation, duplication, inversion 
B) Substitution, deletion, insertion 
C) Recombination, inversion, fusion 
D) Mutation, translation, transcription 
____________________________________...
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$15.49 Más información
NjoguAmos
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Lote
OCR Biology A Level EXAM WITH QUESTIONS AND ANSWERS
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---5junio 2024
- Exam (elaborations)
OCR Biology A Level EXAM WITH QUESTIONS AND ANSWERS

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Exam (elaborations)
OCR Biology A Level EXAM WITH QUESTIONS AND ANSWERS Change in the sequence of bases in DNA - CORRECT ANSW-What is a mutation? Substitution, deletion and insertion - CORRECT ANSWWhat are the three ways the base sequence can be altered?

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Exam (elaboratio
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$31.49 Más información
DRLAIRA01
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Examen
OCR Biology A Level EXAM WITH QUESTIONS AND ANSWERS
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--107junio 20242023/2024A+Disponible en un paquete
- OCR Biology A Level EXAM WITH QUESTIONS AND ANSWERS 
 
Change in the sequence of bases in DNA - CORRECT ANSW-What is a mutation? 
 
Substitution, deletion and insertion - CORRECT ANSWWhat are the three ways the base sequence can be altered? 
 
Point mutation - CORRECT ANSW-What is the term for a mutation where only one nucleotide is affected? 
 
degenerate code new amino acid is similar amino acid not involved with proteins function - CORRECT ANSW-What are the causes of a silent mutatio...
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$14.09 Más información
DRLAIRA01
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Examen
OCR Biology A Level (Full) Test Questions With All Correct Answers
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---54junio 20232022/2023A+
- OCR Biology A Level (Full) Test Questions With All Correct Answers 
 
Which factors affect evolution? - CORRECT ANSWER Mutation, natural selection, sexual selection, gene flow and genetic drift 
 
What is a mutation? - CORRECT ANSWER Change in the sequence of bases in DNA 
 
What are the three ways the base sequence can be altered? - CORRECT ANSWER Substitution, deletion and insertion 
 
What is the term for a mutation where only one nucleotide is affected? - COR...
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$9.89 Más información
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