WorksheetsBiology 2021 Summative 2 Review
Total questions: 23
Worksheet time: 12mins
A two stranded molecule with bases A, T, G, and C is called __________.
mRNA
DNA
Protein
Amino Acid
A single stranded molecule with bases A, U, G, and C is called ______________.
mRNA
DNA
Protein
Amino Acid
Transcription is when...
DNA is created from mRNA
Proteins are created from mRNA
mRNA is created from DNA
DNA is created from proteins
Translation is when...
DNA is created from mRNA
Proteins are created from mRNA
mRNA is created from DNA
DNA is created from proteins
If a strand of DNA is
A T G C T A
What would be the mRNA strand?
T A C G A T
T A C G A U
U A C G A U
G C A U G C
If a codon is
G U C
What would the amino acid be?
Val
Met
Ser
Ile
A single letter change in the DNA is called a ____________.
Mitosis
Cellular Respiration
Synthesis
Mutation
Mutations can result in changes in...
DNA
mRNA
Amino Acids
Proteins
All of the above
True or False: All mutations cause changes in amino acids.
True
False
True or False: All mutations cause diseases.
True
False
Which of the following can NOT be caused by a mutation?
Dwarfism
Color-blindness
Sickle Cell Anemia
A broken arm
Would the following mutation cause a change in the traits of the organism?
Yes, because the amino acid changed
Yes, because the amino acid stayed the same
No, because the amino acid changed
No, because the amino acid stayed the same
Would the following mutation cause a change in the traits of the organism?
Yes, because the amino acid changed
Yes, because the amino acid stayed the same
No, because the amino acid changed
No, because the amino acid stayed the same
The COVID vaccine uses _________ to help your body build antibodies.
mRNA
DNA
A live vaccine
A tracker
When you get the COVID vaccine, _____________ happens to produce spike proteins.
Transcription
Translation
Mutation
Photosynthesis
What is the job of mRNA?
To tell the cell how to make DNA
To tell the cell how to make mRNA
To tell the cell how to make proteins
To tell the cell how to make cytoplasm
What would have to happen for the vaccines to no longer offer a person immunity to COVID-19?
COVID's DNA mutates too much
People stop getting COVID
COVID's DNA stays the same forever
People develop antibodies
True or False: The death toll for COVID-19 is 2.65 million worldwide.
True
False
True or False: Some COVID vaccines are used to put trackers inside people.
True
False
True or False: Masks help prevent the spread of COVID-19.
True
False
True or False: People who don’t have symptoms can spread the virus.
True
False
True or False: People who’ve had COVID-19 can’t get it again.
True
False
True or False: The vaccines are 100% effective in preventing death from COVID-19
True
False
