Block 2 Lecture 5: Into to Cells Flashcards
what are the three integral membrane proteins
transmembrane, peripheral, glycoproteins
outline the components and function of the phospholipid bilayer
hydrophobic, non-polar heads and hydrophilic, polar tails that mediate the movement of hydrophilic substances
what is the function and location of the nuclear lamina
located lining the nuclear envelope, made up of fibrous proteins that offer support for the nucleus
where are rRNA and ribosomal subunits produced
the nucleolus
what are the functions of the smooth ER
production of lipids, houses tissue specific proteins, stores enzymes in the liver
what is the entry face of the Golgi that receives proteins from the RER
Cis
where in the Golgi is the protein packaged into vesicles
Trans
the digestion of cell components by lysosomes is called ______, whereas the digestion of entire cells is called ____
components: autophagy
whole cell: autolysis
which cytoskeleton is composed of two intertwined actin filaments
microfilaments
which cytoskeleton is the largest and which is the smallest
smallest microfilaments, largest microtubules
which cytoskeleton is the most permanent
intermediate filaments
which cytoskeleton is responsible for movement of organelles
microtubules
which cytoskeleton is composed of alpha and beta tubulin dimers
microtubules