Protein Synthesis

How does genetic information flow in biology?

• DNA-> Protein

• mRNA -DNA -> Protein

• DNA -> mRNA -> Protein

• DNA -> Protein -> RNA

How many types of RNA are there?

• 1

• 3

• hundreds

• thousands

What is Transcription?

• Making an mRNA copy of a gene

• Making a polypeptide (protein) from a gene.

• Making tRNA

• Making a polypeptide (protein) from mRNA

What is Translation

• Making an mRNA copy of a gene

• Making a polypeptide (protein) from a gene.

• Making tRNA

• Making a polypeptide (protein) from mRNA

What enzyme make mRNA during Transcription?

• DNA polymerase

• RNA polymerase

• Helicase

• Ligase

How is RNA different than DNA?

• single stranded

• Contains Uracil instead of Thymine

• Contains the sugar Ribose

• All of these

How many nucleotides are in a codon

• 1

• 2

• 3

• 4

How many codons are needed to make 3 amino acids

• 3

• 6

• 9

• 12

A permanent change in a DNA sequence is called a(n)

• insertion

• deletion

• mutation

• frame shift

Tags

NGSS.HS-LS3-2

What are the 2 main types of mutations

• point mutations and frame shifts

• gene mutations and chromosomal mutations

• substitutions and insertions

• inversions and translocations