bio module 8.....up

RNA

Uses the base uracil rather than thymine.

DNA

Double stranded molecule.

both DNA and RNA

Made up of nucleotides.

RNA

Contains the sugar ribose.

frameshift mutation

Which type of mutation is most likely to cause significant changes in a protein?

DNA

During transcription, what serves as the template for the synthesis of mRNA?

AUG

If a codon in mRNA is UAC, what is the complementary anticodon in tRNA?

DNA is transcribed into RNA, which is then translated into proteins

Which of the following correctly describes the relationship between DNA, RNA, and proteins?

codon

What is the term for a sequence of three nucleotides in mRNA that codes for a specific amino acid?

4

How many amino acids long would a peptide translated from this MRNA sequence be:

5' - AUGGGCUACCGA - 3'

S

During what part of the cell cycle is DNA copied?

To serve as a template for RNA synthesis and protein production

Which of the following accurately describes the overall purpose of DNA in cells?

nucleus

Where does transcription primarily occur within the eukaryotic cell?

Sickle cell trait providing resistance to malaria

Which of the following is an example of a beneficial mutation?