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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
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
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
it is conversion of antibody class to another resulting from genetic rearrangement of heavy chain same region genes in b cells isotope switching is
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
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
it is a category of viruses having rna genome and reverse transcriptase enzyme within virus
it is the dna representing the genome of virus that has been included into the dna of the
it is mostly spread by sexual contact blood transfers and from hiv infected mother to
anti-retroviral drugs are given to the patient they lesser the viral load and gives relief from infection but it is not lasting it is temporary
it contain four steps they areattachment to hostproliferationinvasion of host tissuetoxin-induced damage to host
symptoms contain fever weakness rashes with erythema and edema serum sickness depends on the immune difficult formed and the size of the
when an individual is exposed to foreign serum antigen then a combination of symptoms are produced which is known as serum
it is immune difficult mediated hypersensitivity typical manifestations contain rheumatoid arthritis serum sickness necrotizing
it is igg mediated cytotoxic hypersensitivity typical manifestations contain erythroblastosis fetalis hemolytic anemia blood transfusion reactions