Biochemical pathways

Question 1

Understand that some genes produce enzymes and that enzymes control biochemical reactions in the cell.

Answer 1

a

Question 2

What are some things that can happen if there is a missing/defective enzyme?

Answer 2

You can’t get the end product, the wrong product will develop

Question 3

Discuss PKU and relate it to errors in biochemical pathways.

Answer 3

The enzyme between phenylalanine and tyrosine is blocked. Relaeases Phenylpyruvic acid, which is bad.

Question 4

Discuss alkaptonuria and relate it to errors in biochemical pathways.

Answer 4

Block between Tyrosine and CO2+H2O+NH3, causing buildup of acid

Question 5

Discuss galactosemia and relate it to errors in biochemical pathways.

Answer 5

Missing enzyme, which allows toxic buildup of galactose in blood

Question 6

Discuss albinism and relate it to errors in biochemical pathways.

Answer 6

Enzyme block between Tyrosine and Melanin.