protein synthesis

protein synthesis

By Anna Kasicky

Page 29 - 31

​Warning: we will be discussing phenotypes that have dramatic impacts.

Be mature

These are individuals with genetic diffences

Page 29 - 31

​Thalidomide, prescribed between 1957-1961,
birth defects it changed SALL4 gene on chromosome 20 leading to limb deformities. Around 10,000 children were affected, with 2,000 survivors today.

Open Ended

How does genotype determine phenotype?

Labelling

Label the image

Drag labels to their correct position on the image

Amino Acid

DNA

Protein

RNA

Labelling

Label the image

Drag labels to their correct position on the image

Single Stranded

Ribose

ACTU

Double Stranded

Deoxyribose

ACTG

ACGU

Amino Acid

​3)

Transcription (DNA copied to mRNA)

​​3)

​3)

​​3)

​Translation: (mRNA to amino acids)

​​4)

​Translation: (mRNA to amino acids)

​4)

​Step 1: Transcription Step 2: Translation

(in Nucleus) moves to ribosome Ribosome

​Codon chart
3 letters in mRNA are 'read' that makes 1 amino acid

​ Codon (3 letters)

Open Ended

What happens in transcription?

Open Ended

What happens in translation?

Transcription: DNA TO mRNA

A ---> U
T ---> A
C ---> G
G ---> C

Translation: mRNA to amino acid

A ---> U
T ---> A
C ---> G
G ---> C

Translation: mRNA to amino acid

A ---> U
T ---> A
C ---> G
G ---> C

​Amino Acid: ARG

​Codon chart
3 letters in mRNA are 'read' that makes 1 amino acid

​ Codon (3 letters)

Multiple Choice

the mRNA codon CAU codes for what amino acid?

• Histidine
• Leucine
• Serine
• Arginine

Multiple Choice

the mRNA codon UUG codes for what amino acid?

• Valine
• Isoleucine
• Leucine
• Serine

Multiple Choice

the mRNA codon GCG codes for what amino acid?

• Valine
• Isoleucine
• Leucine
• Serine

Labelling

Sort the following into the correct location

Drag labels to their correct position on the image

A

Nucleic Acid

U

G

Can leave the nucleus

Deoxyribose

Nucleiotides

T

C

Cannot leave the nucleus