WorksheetsDNA / RNA
Total questions: 38
Worksheet time: 43mins
The correct name for DNA is
Deoxyribonucleic acid
Ribonucleic acid
Which of the following best describes a DNA molecule?
double helix
contains ribose
made of amino acids
contains Uracil
Which sequence of DNA bases would pair with this partial strand
ATG - TGA - CAG
ATG - TGA - CAG
TAC - ACT - GTC
Which of the following units are repeatedly joined together to form a strand of DNA?
amino acids
nucleotides
fatty acids
polysaccharides
Guanine bonds with ______________.
Adenine
Guanine
Cytosine
Thymine
What determines the code, or information, of a DNA molecule?
the order (sequence) of the nitrogen bases
the color of the nitrogen bases
Which 2 molecules form the sides (backbone) of the DNA ladder?
deoxyribose and adenine
deoxyribose and a hydrogen bond
deoxyriboser and the nucleus
deoxyribose and phosphate
What are the three components of a nucleotide?
sugar, hydrogen, nitrogen base
sugar, oxygen, nitrogen base
sugar, phosphate, nitrogen base
Nitrogenous bases are joined by which type of bond?
polar ionic bonds
covalent bonds
hydrogen bonds
The following picture must be
DNA because it's double stranded
RNA because it's single stranded
DNA because it's single stranded
RNA because it's double stranded
Which two scientists are accredited with correctly figuring out the double helix model of DNA?
Watson and Crick
Wilkins and Franklin
James and Crick
What does this picture represent?
amino acid
base pairing
nucleotide
In DNA, Adenine bonds with ______________.
Guanine
Thymine
Cytosine
Adenine
Guanine bonds with ______________.
Adenine
Guanine
Cytosine
Thymine
The enzyme that unzips the DNA to prepare for replication
RNA polymerase
Helicase
DNA polymerase
RNA contains the sugar
ribose
deoxyribose
glucose
lactose
Which of the following statements is true?
DNA is single-stranded
RNA is single-stranded
DNA contains uracil
RNA contains deoxyribose
What is the difference between DNA and RNA in terms of bases?
RNA contains uracil in place of thymine
RNA contains uracil in place of adenine
RNA contains uracil in place of guanine
Which type of RNA takes the instructions from the nucleus to the cytoplasm?
mRNA
tRNA
rRNA
What is the template for mRNA?
DNA
tRNA
rRNA
proteins
Includes the bases Guanine, Cytosine, Adenine and Thymine.
DNA
RNA
In DNA the sides of the double helix is made of
deoxyribose and phosphates
adenine and guanine
thymine and cytosines
What is a mutation?
a change in DNA
a person who is bitten by a radioactive spider
In RNA, adenine goes with __________.
adnine
cytosine
thymine
uracil
There are 2 types of RNA that we studied. What are they? (Select all that apply)
tRNA
rRNA
mRNA
xRNA
The Process of creating RNA from DNA
Transcription
Translation
Replication
What is the product (end result) of transcription?
DNA
mRNA
tRNA
proteins
In RNA the base T is replaced with
U
G
C
A
What combines together to make a protein?
Amino Acid
RNA
Ribosome
DNA
What organelle is the site of transcription?
Nucleus
Ribosome
Mitochondria
Chloroplast
What is the order for Protein Synthesis?
Transcription -> amino acid -> Protein
Transcription - > protein -> amino acid
Which type of RNA takes the instructions from the nucleus to the cytoplasm?
mRNA
tRNA
rRNA
RNA polymerase
What type of RNA is shown in this image?
rRNA
mRNA
tRNA
What type of RNA is shown in this image?
mRNA
tRNA
This image shows a picture of a ribosome - what does the ribosome do?
make proteins
make nitrogen bases
make sugars
Which of the following tells the Ribosome to START?
"I didn't go over this in class, but i wanted you to know it's AUG"
AUG
UCA
