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Bio 9-14

QuestionAnswer
What is the nucleus outside made of? Phospholipid bilayer
What are the 2 phospholipid bilyers of the nucleus called together? nuclear pores
What is nucleoplasm? Cytoplasm of the nucleus
How many pieces of DNA are in humans? 46
What are the proteins inEukaryoticcells called? histone
Histone+DNA= Chromosome
What is a chromatin? Unfolded chromosome
What is the first step to DNA packaging? DNA circles the histone twice
WHat is the histone with DNA circled around it called? Nuclesome
Where is protein synthesis located? Ribosome
What is a ribosome made up of? 2 proteins with a rRNA in between
What does rough ER look like? flat, with lumen between phospholipid layers, membrane bound, with proteins attatched to it
What is a signal sequence? Sequence given to polypeptide chains so they can enter into the lumen of the ER
Whatis another name for the lumen of the ER? Cisternal space
What takes place in the rough ER? Protein synthsis
What takes place in the smooth ER? Lipid synthesis, detoxification of drugs, and intracellular storage of calcium
What does the smooth ER look like? not flat
Carbohydrate+Protein= Glycoprotein
Lipid+Protein= Lipoprotein
What does the Golgi body look like? Flat, membrane bound, lumen in middle, polar
What is the side of the Golgi body that faces toward the nucleus? Cis
What is the side of the Golgi body that faces away from the nucleus? Trans
What are the functions of the Golgi body? 1.Collect, modify, and distribute proteins 3. carbohdrate synthesis
Created by: jessie4393
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