What would be the result of a cytosine base being substituted for a thymine base in a DNA segment during DNA replication?(1 point)
Responses
The entire segment of DNA would be affected.
The entire segment of DNA would be affected.
There would be no effect on the DNA.
There would be no effect on the DNA.
The cytosine base would pair with adenine when the DNA was replicated.
The cytosine base would pair with adenine when the DNA was replicated.
The sequence could code for the wrong amino acid during translation.
2 answers
The sequence could code for the wrong amino acid during translation.
Which statement is the first step of protein synthesis?(1 point)
Responses
A ribosome attaches to the mRNA.
A ribosome attaches to the mRNA.
DNA unzips between the base pairs.
DNA unzips between the base pairs.
tRNA carries amino acids to the ribosome and attaches them to the mRNA strand.
tRNA carries amino acids to the ribosome and attaches them to the mRNA strand.
Amino acids are linked together with peptide bonds.
Responses
A ribosome attaches to the mRNA.
A ribosome attaches to the mRNA.
DNA unzips between the base pairs.
DNA unzips between the base pairs.
tRNA carries amino acids to the ribosome and attaches them to the mRNA strand.
tRNA carries amino acids to the ribosome and attaches them to the mRNA strand.
Amino acids are linked together with peptide bonds.
1 answer