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platypie8
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Protein synthesis definition:
Making proteins
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First stage of protein synthesis:
Transcription
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Second stage of protein synthesis:
Translation
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Definition of transcription:
Reading and copying a gene and converting it to mRNA
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Sugar in DNA:
deoxyribose
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Structure of DNA:
Double helix
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Structure of RNA:
helix (single strand)
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Location of RNA:
everywhere; mRNA is specific to nucleus
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Function of DNA
stores instructions to build proteins
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Function of RNA
many things involved in assembling proteins
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Three types of RNA:
mRNA, tRNA, and rRNA (messenger RNA, transfer RNA, and ribosomal RNA.)
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This type of RNA is transported out of the nucleus and contains genetic info.
mRNA
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This type of RNA binds specific amino acids
tRNA
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This type of RNA is shaped like a hairpin
tRNA
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Ribosomes are made of two of this type of RNA strands
rRNA
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