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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
organometallic compoundsorganic compounds where a metal molecule is directly associated to carbon or organic compounds which consist of at least one
uses of perfluorocarbonsperfluorocarbons are good electrical insulators these have several important uses likea perfluorocarbons are used as surface
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
properties and uses of ddti ddt is approximately insoluble in water although it is moderately soluble in polar solventsii ddt is a powerful
what are the chemical substances that compose the plasma membraneans the major constituents of the plasma membrane are phospholipids proteins and
plasma membrane and cell wall is not the similar thing plasma membrane also known as cell membrane is the outer membrane common to all living cells
acetylene tetrachloride westron chcl2chcl2it is as well called as sym tetrachloroethane it is made by the action of chlorine on acetylene in
purifying antigens present in small quantities as a mixture by relating an antibody to an
antibodies of dissimilar specificities which react to the same antigen are known as polyclonal
teflon - halogen derivatives1 teflon is plastic such as substance produced by the polymerisation of tetrafluoroethylene cf2 cf22 tetrafluoroethylene
it is conversion of antibody class to another resulting from genetic rearrangement of heavy chain same region genes in b cells isotope switching is
freons - halogen derivativesthe chloro fluoro that is derivatives of methane and ethane are called freons some of the derivatives are
immunotoxin is formed by conjugating or combining an antibody with highly toxic
it is a complex of antibody bound to antigen which contains complement
it is elimination of an antigen or antibody from a sample by the process of adsorption to which the complimentary antigen or antibody is
interferons are small glycoproteins formed by virus-infected cells that inhibit viral infection they are heterogeneous gamma interferons induce mhc
physical properties of halo-arenesi physical state they are colourless liquid or crystalline solidii solubility halo-arenes are not soluble with
changes those are associated with programmed cell death containing release of apoptotic bodies blebbing and nuclear
myeloid immunodeficiency causes phagocytic function which is impaired those who are affected with this will undergo with enhance in susceptibility to