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osmotic pressure is the pressure formed in a aqueous solution by a region of lower solute concentration upon a region of superior solute
diffusion is the spreading of substance molecules from a region where the substance is more concentrated to other region where it is less
membrane is any delicate sheet that divides one region from other blocking or permitting selectively or completely the passage of substances the skin
what are plant cell vacuoles what are their functions how is the covering membrane of the vacuoles calledans plant cell vacuoles are cell structures
ans the plant cell wall has structural and protective functions it plays significant role in the constraint of the cell size preventing the cell to
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what is the main function of chloroplastsans chloroplasts are organelles represent in the cytoplasm of plant and algae cells similarly mitochondria
as the name shows the cytoskeleton is responsible for the supporting of the normal shape of the cell it also acts as a facilitator for substance
the cytoskeleton is a network of very little tubules and filaments spread throughout the cytoplasm of eukaryotic cells it is made of microtubules
why can mitochondria be considered the power plants of the aerobic cellsans mitochondria are the power plants of aerobic cells due to within them the
mitochondria are the organelles in which the most significant part of the cellular respiration happens the atp
what is the difference among smooth and rough endoplasmic reticulum ans the endoplasmic reticulum is a fine membranous
where in the cell can ribosomes be found what is the main biological function of ribosomesans ribosomes can be found free in the cytoplasm adhered to
cytoplasmic inclusions are cytoplasmic molecular aggregates like as pigments organic polymers and crystals they are not considered cell organellesfat
the aqueous fluid that fills the nuclear region is known as karyolymph or nucleoplasm in the fluid there are proteins enzymes and other significant
what are the main cytoplasmic structures present in animal cellsans the major cytoplasmic structures of the cell are the centrioles the cytoskeleton
within the cell nucleus the major structures are the nucleolus an optically dense region spherical shaped where there are concentrated ribosomal rna
the eukaryotic cell can be separated into two major portions the cell membrane that divides the intracellular space from the outer space phisically
which type of cell came first in evolution the eukaryotic cell or the prokaryotic cellans this is an interesting problem of biological evolution the
what are the major respective constituents of cell walls in bacteria protists fungi and plantsans in bacteria cell wall is made of peptidoglycans
cell theory is a theory that asserts that the cell is the ingredient unit of the living beingsbefore the discovery of the cell it was not examined
cells are classified into eukaryotic or prokaryoticprokaryotic cell is that with no a delimited nucleus eukaryotic cells are those with nucleus
the plasma membrane is the outer membrane of the cell it delimits the cell itself and a cell interior with particular conditions for the cellular
what are the chemical substances that compose the plasma membraneans the major constituents of the plasma membrane are phospholipids proteins and