Ribosome Flashcards
Ribosomes are formed in the ………. and are composed of almost equal amounts of?
formed in the nucleolus and are composed of almost equal amounts of RNA and protein
Found freely in the …………. of all cells or as part of the………….. in eukaryotic cells
cytoplasm
rough endoplasmic reticulum
rough endoplasmic reticulum meaning
The ribosomes attached to the RER are the ribosomes that are responsible for making proteins that are meant to exported outside of the cell or to the cell surface membrane.
Each ribosome is a complex of
ribosomal RNA (rRNA) and proteins
80S ribosomes
composed of 60S and 40S subunits) are found in eukaryotic cells
70S ribosomes
(composed of 50S and 30S subunits) in prokaryotes, mitochondria and chloroplasts
Ribosomes are the site of
Site of translation (protein synthesis)