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WorksheetsDNA
Total questions: 20
Worksheet time: 10mins
DNA stands for
Dioxyribo Nucleic Acid
Dunder Nucleic Acid
Dopamine Nucleic Acid
Deciduous Nucleic Acid
Which is in order from largest to smallest structure?
chromosome, DNA strand, gene, nucleotide
chromosome, gene, DNA strand, nucleotide
gene, DNA strand, chromosome, nucleotide
DNA strand, chromosome, gene, nucleotide
What are the parts of a nucleotide?
phosphate, sugar, base
A, T, G, C
Nucleic Acids
two base pairs connected
One strand of DNA has how many nucleotides
millions
about 20
billions
thousands
Which of the following is correctly matches: ATT GTA CGA
TAA CAT GCT
ATT GTA CGA
TAA GTA TCG
GCC ACG TAC
What do genes do?
make proteins
store energy
create covalent bonds
create hydrogen bonds
The size and shape of proteins determines:
their function
their bonds
their nucleotides
their chromosomes
The 'backbone' or 'ribbon' of the DNA strand is made of:
phosphate and sugar
phosphate only
phosphate and base
sugar and base
Covalent bonds occur:
on the ribbon (between the sugar)
between the bases
only between A & T
only between G & C
Hydrogen bonds occur:
on the ribbon (between the sugar)
between the bases
only between A & T
only between G & C
What is this a picture of?
nucleotide
DNA strand
chromosome
gene
Label the picture in order:
phosphate ; sugar ; base
phosphate ; base ; sugar
base ; sugar ; phosphate
base ; phosphate ; sugar
Which of the following correctly matches: GCT AGA TCG
CGA TCT AGC
TAG CTC GAT
ATC GAG CTA
ATG CTC CGT
DNA is shaped in a:
double helix
tightly packed swirl
twisted ladder
nucleotide
antiparallel stands of nucleotides run in:
opposite directions
the same direction
base pairs
chromosomes
In which phase does the DNA copy itself?
interphase
metaphase
anaphase
telophase
In which phase do the chromosomes line up?
prophase
metaphase
anaphase
telophase
In which phase do the chromosomes form?
prophase
metaphase
anaphase
telophase
In which phase do the chromatids split apart?
prophase
metaphase
anaphase
telophase
In which phase do new nuclear membranes form?
prophase
metaphase
anaphase
telophase
