__________ are the smallest fibers which have two loosely twined protein chains.
Microfilaments
Three types of cytoskeleton fibers are __________, __________ and __________
Microfilaments
Microtubules
Intermediate filaments
__________ are medium sized and stable.
Intermediate filaments
__________ are the largest fibers and they control the movement of cells and materials in cells.
Microtubules
Cells “crawl” using __________.
Actin microfilaments
Eukaryotic __________ and __________ have 9 + 2 microtubules (whip)
Flagella
Cilia
The region surrounding a pair of __________ are Centrosomes.
Centrioles
__________ are in most animal cells and Protists, not plants or fungi.
Centrosomes
MTOC stands for __________.
Microtubule-organizing center
Eukaryotic __________ exist in plants, fungi and many Protists.
Cell Walls
Plants and Protists secrete __________.
Cellulose
Fungi use __________.
Chitin
Animal cells lack cell walls but have an __________.
Extracellular Matrix
The ECM secretes a mixture of __________.
Glycoproteins
__________ is a very common protein that is part of the ECM.
Collagen
__________ link the ECM to cell’s cytoskeleton and influence cell behavior.
Integrins
Cell-to-Cell interactions identify __________ and __________.
Glycolipids
MHC Proteins
__________ are “self” vs “nonself” by immune system.
MHC Proteins
___________ are the most tissue-specific cell surface markers.
Glycolipids
Cells are connected by three types of junctions. They are…
Tight
Anchoring
Communicating
__________ junctions are cytoskeletons of neighboring cells (desmosomes).
Anchoring
__________ junctions are plasma membranes, sheet of cells-no leakage.
Tight
__________ junctions are gap junctions and plasmodesmata.
Communicating
Cell walls in plants are made of __________.
Cellulose
__________ and __________ deal with energy processing.
Mitochondria
Chloroplasts
Mitochondria are in all ___________.
Eukaryotes
The inner membrane of mitochondria has __________.
Cristae
There are proteins in the inner membrane of Mitochondria that deal with __________.
Oxidative Metabolism
Mitochondria have their own __________.
Circular DNA
__________ is the process by which one cell is engulfed by another.
Endosymbiosis
__________ are found in plants (and some other eukaryotes).
Chloroplasts
Chloroplasts use __________ for photosynthesis.
Chlorophyll
Chloroplasts are surrounded by two __________.
Membranes
__________ are sacs within the inner membrane of chloroplasts.
Thylakoids
__________ are stacks if thylakoids.
Grana
Mitochondria have their own __________.
Circular DNA
MHC stands for…
Major Histocompatibility Complex