True or False
Earthworms use the same genetic code as humans.
100
Transcription
The process where mRNA copies the genetic code from DNA is called __________.
100
Skin, muscles, hair, etc.
Name one thing in our bodies that is made of protein.
200
Deoxyribonucleic Acid
What does DNA stand for?
200
AUC
If the mRNA codon is UAG, then what is its complimentary tRNA anticodon?
200
Amino acids
Proteins are made up of long chains of __________.
200
Alanine
If the tRNA anticodon is CGC, then what is the amino acid?
200
B. meiosis
Many chromosome mutations result when chromosomes fail to separate properly during ___________.
300
Hydrogen
What is the bond called that holds two nitrogenous base pairs together?
300
Ribose
What is the name of the sugar found in RNA?
300
It would stop
If a frameshift mutation from exposure to radiation caused a segment of RNA to change from AUC to UAG, what would happen to the protein during translation?
300
In the cytoplasm at a ribosome
Where does translation take place?
300
C. the person's offspring having mutated skin
Which of the following would be LEAST likely to happen as a result of a mutation to a person's skin cells?
A. skin cancer
B. damage to the skin cells
C. the person's offspring having mutated skin
D. no change in the skin cel
400
Replication
What is the process called where DNA makes an exact copy of itself?
400
Thymine
Which nitrogenous base would never be found in RNA?
400
Methionine
What amino acid would pair up with the beginning DNA bases TAC?
400
Peptide bond
What is the bond called that holds two amino acids together?
400
D. A rock
Which of the following would NOT contain DNA?
A. A dead piece of wood
B. A banana
C. Blood
D. A rock
500
S-phase of Interphase
During what phase of the cell cycle does DNA make a copy of itself?
500
U-A-C-U-U-G-C-C-A
If a sequence of codons on DNA is A-T-G-A-A-C-G-G-T, what is the corresponding strand of
500
Nothing would happen
If exposure to radiation caused a segment of DNA to change from TTC to TTT, what would happen to the protein during translation?
500
In the nucleus
Where does DNA replication take place?
500
Ionizing radiation
Carcinogenic chemicals
High heat
Certain viruses