The chromosomal hereditary material is packaged in this organelle in eukaryotic cells but not in prokaryotic cells. This organelle is
The peptodoglycan of the bacterial cell wall contains a carbohydrate matrix linked together by short chains of
Prokaryotic cell movement is attributed to the
Cilia & Flagella
Photosynthetic bacterial membranes are located in the
Plant cells often have a large membrane bound sac that is used for storing water and other substances. This organelle is called a
Some ribosomes are embedded into
large mollecullar combination of protein & RNA
The eukaryotic organelle that is directky involved in the transport of proteins synthesized on the surface of the rough ER is called
In eukaryotes, mitochondria are the organelles primarily involved in
Nuclear pores apparently permit the passage of only
Necleolus of the nucleus is the site of
Chromosomes can be condensed into compact structures, visible with the light mrcroscope, but usually only
during cell division
Flattened sacks of membranes apparently involved in the packaging and expert of molecules synthesized inthe cell are known as
Peroxisomes in anima cells, and glyoxosomes in plant cells are examples of
Mitochondria and chloroplasts are the other organelles besides the nucleus that contain
the organeleinvolved in the oxygen requiring process by which the energy in macromolecules is stored in ATP is the
The endosymbiotic theory is supported by the finding of nun nuclear DNA in
mitochondria & chloroplasts
Plants, fungi, & bacteria all have
__ is not visible by use of a light microscope
The lipid layer that forms the foundation of cell membrane is primarily composed of molecules called
While water continually orients phoslipids into a lipid bilayer, it does not fix the lipids permanently into position. Thus, the bilayer is considered to be ___ in nature
Osmosis is the diffusion of water across a membrane...one or more of the
plasma membrane is a thin sheet of lipid embedded w
membrane proteins are not soluble in water
same concentration of dissolved molecules as of its outside enviroment
transport of solute across a membrane, up its concentration gradient, using protein carriers driven by the expenditure of chemical energy
the fluid nature of the membrane is attributed to a lateral movement
outer surface of the plasma membrane there are marker molecules that identify the cell type, often these molecules are
two solutions have unequal concentrations of a solute, the solution w the lower concentration
actual transport of protons by the proton pump is mediated by a transmembrane protein which undergoes a change in its
osmosis can only occur if water travels through the
cell walled organisms cannot carry out
in a single sodium-potassium pump cycle, ATP is used up with the result that
3 sodiums leave
the accumulation of amino acids and sugars in animal cels occurs through
cholesterol functions in the plasma membrane to
Fluid Mosiac Model included
membranes & proteins
If a cell biologist placed cells into an enviroment in which a chemical has been added that blocks the function of these transport proteins, which process will be blocked?
Requirement for facilitated diffusion include
always w the concentration gradient, never against
Researchers should use __solution yo cause blood cell lysis
effect of cyclodextrin treatment
disruption of lipid rafts
__ Does not infuence membrane fluidity
is responsble for the cells shape & movement
is the generally accepted evolutionary process which created the organelles, chloroplasts, and motochondria.
The delivery system of eukaryotic cells called the __ can collect, package, modify, and transport molecules
DNA is tightly packaged with proteins into a membrane-bound structure called a
is important in respiration, while chloroplasts are involved in photosynthesis
Microfilaments such as actin, microtubles, & the intermediate filaments form the cell suppporting structure called the
Animal cells excrete glycoproteins outside of the plasma membrane to produce __ which is directly linked to the cytoskeleton.
extra cellular matrix
Geneticmaterial of which kind of cells is included in a single, circular molecule of DNA devoid of any histone proteins?
Cell crawling is not essential for
One of the relationships that exists b/t ribosomes & lysosones is that
ribosomes produces enzymes
If you could create an artificial cell, you must include
a mutation in an integrin would not affect
communication b/t the nucleus & cytoskeleton
are not found as membrane proteins
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