Protein Synthesis and Mutations

Muscle cells differ from nerve cells mainly because they

• express different genes.

• contain different genes.

• use different genetic codes.

• have unique ribosomes

Tags

NGSS.HS-LS1-1

Which of the following units are repeatedly joined together to form a strand of DNA?

• amino acids
• nucleotides
• fatty acids
• polysaccharides

What mutation has occurred here? 
T-G-A-C-C-A
T-G-A-G-C-A

• Substitution
• Deletion
• Insertion
• Frameshift 

Tags

NGSS.HS-LS3-2

What amino acid is represented by the codon UUA?

• Phenylalanine
• Tyrosine
• Leucine
• Stop codon

What process is going on in this photo? 

• Transcription 
• Translation 
• Replication 
• All the above 

Tags

NGSS.HS-LS1-1

A mutation is a _______________ in the nucleotide base sequence of a gene.

• wrinkle

• change

• bump

• tumor

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

In RNA, Uracil pairs with ______. 

• cytosine
• adenine
• guanine
• thymine

I carry a copy of the Genetic info from the nucleus to the ribosome. Who Am I?

• mRNA

• tRNA

• rRNA

• DNA

A triplet (3 bases)  of mRNA is called a

• codon
• anticodon
• amino acid
• peptide bond

Amino acids are joined together in order to form

• DNA
• ribosomes
• proteins 
• RNA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6