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Question 1

Sickle-cell anemia?

Answer 1

caused by a single amino
acid change (Glu to Val) in
one of the protein chains
that make up hemoglobin in
red blood cells

Question 2

is transcription happen simultaneously in prokaryotes

Answer 2

Transcription, translation and mRNA degradation often occur
simultaneously in prokaryotes

Question 3

where transcription and translation

Answer 3

transcription occurs in the
nucleus and mRNA
translation occurs in the
cytoplasm.
-because of this, mRNA
generally lasts longer in
eukaryote

Question 4

what is protein made of?
what is polypeptide?
what is amino acid structure

Answer 4

Proteins are made of polypeptides
* A polypeptide is a long chain of amino acids
* Amino acids have a free amino group, a free carboxyl
group, and a side group (R