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WorksheetsDNA to Proteins Quiz
Total questions: 20
Worksheet time: 10mins
What holds base pairs together?
hydrogen bonds
sugar-phosphate backbones
pairs of double ringed nucelotides
nitrogen-carbon bonds
What 3 pieces make up a nucleotide?
phosphate, sugar, and base
hydrogen, sugar, and base
phosphate, hydrogen, and base
phosphate, sugar, and hydrogen
Two pieces of DNA join together to form a(n)...
X in a circle
nucleotide
double helix
covalent bond
What are the base-pairing rules?
A pairs with G, C pairs with T
G pairs with T, A pairs with C
A pairs with T, and C pairs with G
What type of bond holds together the backbone of a DNA molecule?
hydrogen bonds
covalent bonds
ionic bonds
magnetic
The process that makes an exact copy of a cells DNA is called...
conservation
preservation
replication
supplementation
Which phase of the cell cycle replicates a cells DNA?
Gap 1
Synthesis
Gap 2
Mitosis
The process of making new DNA molecules is semiconservative. This means that every new DNA molecule is composed of
two completely identical strands of DNA.
one original and one new strand of DNA.
one strand of DNA and one strand of RNA.
two strands that mix original and new DNA.
Please REPLICATE the following strand: ATC GCG ATT
TAG CGC TAA
ATC GCG ATT
GCA TAT GCC
AAT GCG GAT
The main function of tRNA is to
carry a message
form the ribosomes
transfer amino acids
string together DNA and RNA
The main function of mRNA is to
carry a message
form the ribosomes
transfer amino acids
string together DNA and RNA
The main function of rRNA is to
carry a message
form the ribosomes
transfer amino acids
string together DNA and RNA
The central dogma states that information flows from:
DNA -> RNA -> Proteins
RNA -> DNA -> Proteins
Proteins -> DNA -> RNA
DNA -> Proteins -> RNA
Which phrase best describes transcription?
converts mRNA into an amino acid chain (protein)
catalyzes bonds between amino acids
produces RNA from DNA molecules
recycles tRNA molecules for reuse
Which of the following is not a difference between DNA and RNA?
DNA uses Thymine (T) and RNA uses Uracil (U)
DNA is double stranded while RNA is single stranded
DNA has a deoxyribose sugar while RNA has a ribose sugar
DNA is found in the cytoplasm while RNA is found in the nucleus
Please TRANSCRIBE the following strand: GCT TAG ACC
GCT TAG ACC
CGA ATC TGG
CGA AUG UGG
GGU CUA AGC
Which phrase best describes translation?
converts mRNA into an amino acid chain (protein)
catalyzes bonds between amino acids
produces RNA from DNA molecules
recycles tRNA molecules for reuse
Where does translation happen?
vacuole
lysosome
ribosome
nucleus
What is the term for a three-nucleotide sequence that codes for an amino acid?
base
codon
amine
serine
Please TRANSLATE the following strand: CGC AGU UUA
GCG TCA AAT
arg ser stop
val thr gly
GCG UCA AAU
