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WorksheetsGenetics Review
Total questions: 25
Worksheet time: 15mins
Where in the cell is your DNA kept?
Cytoplasm
Nucleus
Ribosome
Plasma membrane
Where in the cell is DNA transcribed into mRNA?
Plasma membrane
Ribosome
Nucleus
Cytoplasm
Where in the cell do proteins get made?
Plasma membrane
Ribosome
Cytoplasm
Nucleus
What is the process where mRNA is read and then amino acids are added to a chain one after another?
Transcription
Translation
Translocation
Tranformation
A segment of DNA that codes for a specific trait is called a...
Karyotype
mRNA
Gene
Allele
When DNA creates a strand of mRNA in the nucleus, it's called...
(a)
When a transcribed mRNA exits the nucleus, what organelle reads and translates it into a protein?
nucleolus
plasma membrane
endoplasmic reticulum
ribosome
What do we call groups of 3 letter nucleic acids in an mRNA strand?
tRNA
codons
DNA
cytoskeleton
Transcribe this DNA: TCCGATCGAATCGG
(a)
What amino acid does TAT code for?
(a)
What is a mutagen?
glowing ooze that mutates animals into ninjas
something that causes a mutation in DNA
a substance that protects DNA from mutating
Can a mutation be passed down to offspring?
Yes
No
Which mutation is due to a single nucleic acid changing to another one.
substitution
deletion
insertion
frameshift
Which mutation or mutations cause frameshift mutations
substitutions
point mutations
deletion
insertion
Which is the best description of the cause of a frameshift mutation?
When a single nucleic acid changes
When a nucleic acid is deleted or inserted into the code.
When a single nucleic acid changes, causing no change to the amino acid.
When a single nucleic acid changes, causing no change to the amino acid, this is called a what?
insertion mutation
substitution mutation
frameshift mutation
silent mutation
When the translation of a protein stops early, what is it called?
early stop
premature stop
giving up
translation exit
Pick the correct mutation according to these strands:
T A C C C C A A G T T T G A C A T T Original DNA
T A C C C G A A G T T T G A C A T T mutation #3
insertion
deletion
substitution
silent
Use the following DNA to pick the correct answer or answers:
T A C C C C A A G T T T G A C A T T Original DNA
T A C C C C A A G A T T G A C A T T mutation #2
premature stop
insertion
substitution
frameshift
In a human karyotype, how many chromosomes should there be?
47
23
46
26
In a human gamete, how many chromosomes are there?
46
23
26
18
Somatic cells are which kind of cells?
haploid
diploid
Gametes are what kind of cells?
haploid
diploid
What is the sex of this individual?
Male
Female
Where is the abnormality in this karyotype located?
Y chromosome
chromosome 21
chromosome 18
chromosome 13
