DNA test your knowledge

• Biologie
• Middelbare school
• vwo
• Leerjaar 4

DNA test your knowledge

Replication - transcription - Translation

How are nucleotides connected in double-stranded DNA?

1. hydrogen bonds between the phosphate molecules
2. bonds between phosphate and sugar molecules
3. hydrogen bonds between the sugar molecules
4. hydrogen bonds between the bases

Which enzyme breaks the hydrogen bonds between the complementary bases in DNA?

1. Helicase
2. Primase
3. DNA Polymerase
4. Ligase

At what phase of cell cycle does DNA replication take place?

1. G1
2. G2
3. S
4. M

What are the 3 main differences between DNA and RNA molecule?

What are the leading and lagging strands of DNA?

Which organelle plays an important role in the coupling of amino acids to the tRNA?

1. ribosomes
2. nucleus
3. endoplasmic reticulum
4. Golgi system

The codon in mRNA is UGA. What code does the tRNA anticodon have?

1. AGU
2. ACT
3. TGA
4. ACU

Which DNA strand is used for creating mRNA during transcription?

What is the final result of the DNA transcription?

1. pre-mRNA
2. tRNA
3. mRNA
4. none of these

What is meant by the rule of base pairing?

How many nucleotides define one codon?

1. 2
2. 3
3. 4
4. more than 4