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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
Plant cells often have a large membrane bound sac that is used for storing water and other substances. This organelle is called a
The eukaryotic organelle that is directky involved in the transport of proteins synthesized on the surface of the rough ER is called
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
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
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
transport of solute across a membrane, up its concentration gradient, using protein carriers driven by the expenditure of chemical energy
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
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?
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
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?
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