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WorksheetsDNA, RNA and Transcription
Total questions: 12
Worksheet time: 6mins
What are the repeating units in DNA known as?
Ribose
Nucleotides
Uracil
Thymine
What are the three parts that make up a nucleotide?
Deoxyribose, Phosphate, Base
Ribose, Phosphate, Base
Deoxyribose, Phosphene, Base
Ribose, Phosphate, Deoxyribose
Which bases form complementary base pairs in DNA
G - C, A - U
G - A, T - C
G - U, T-A
A - T, C - G
What type of bond forms between the complementary bases on DNA?
Phosphodiester Bond
Covalent Bond
Hydrogen Bond
Ionic Bond
What type of bond forms between the sugar and phosphate molecules adjoining nucleotides?
Phosphodiester Bond
Glycosidic Bond
Hydrogen Bond
Ionic Bond
What is the name of the enzyme that forms this bond during DNA replication?
RNA Polymerase
Helicase
Ligase
DNA Polymerase
What is the DNA structure described as?
Single Helix
Double Helix
Triple Helix
Single Stranded
In RNA the base Uracil replaces which base found in DNA?
Adenine
Thymine
Cytosine
Guanine
Which sugar is found in an RNA nucleotide?
Ribose
Deoxyribose
Hexose
Ribulose
What molecule is formed in transcription?
DNA
mRNA
tRNA
polypeptide
Which enzyme catalyses the formation of strong chemical bonds between RNA nucleotides?
Helicase
DNA polymerase
DNA helicase
RNA polymerase
Where does transcription occur?
Cytoplasm (on a ribosome)
Chloroplast
Nucleus
Mitochondria
