Which statement about membrane lipids is TRUE? Glycerophospholipids are found only in the membranes of plant cells Sterols are found in the membranes of all living cells. Triacylglycerols are the principal components of erythrocyte membranes. Glycerophospholipids contain fatty acids linked to glycerol through covalent bonds
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Biology, 21.06.2019 19:50
Enzymes are proteins that speed up reactions by providing an additional energy source supplying additional molecules for the reaction removing inhibitors that slow down reactions lowering the amount of energy required
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Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.
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Biology, 22.06.2019 06:20
What makes a dominant allele different from a recessive allele
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Which statement about membrane lipids is TRUE? Glycerophospholipids are found only in the membranes...
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