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q what is the significance of water for enzymatic activityenzymes biological catalysts depend on water to reach their substrates and bind to them
q which type of polarity do water-soluble and fat-soluble substances respectively havewater-soluble substances are polar molecules that are they have
q is water a non-polar or a polar molecule what is the consequence of that characteristic for the function of water as solventwater is made of two
q water has key participation in organic reactions what are examples of two types of organic reactions in which water is respectively incorporated or
q what are the main biological functions of waterwater is the basic solvent for chemical reactions of living beings it is the main means of substance
q what is the estimated percentage in mass of water in the human body is this percentage expected to be larger in the adult or in the old
q what are biopolymerspolymers are macromolecules made by the union of several smaller identical molecules called monomers biopolymers are polymers
q what are the few examples of the control and informative function of organic moleculesbased on genetic information organic molecules control the
q what are the few examples of the energetic function of organic moleculessince they are complex molecules organic molecules store large amount of
q what are the few examples of the structural function of organic moleculesorganic molecules have a structural function as they are part of cell
q what are the major purposes of the organic molecules for living beingsorganic molecules like lipids carbohydrates and proteins perform several
q what are the major significant organic molecules for living beingsthere are many types of organic molecules that are important for the living
q which are mineral salts where in living beings can found mineral saltsmineral salts are simple inorganic substances made of metallic chemical
q which are the most important inorganic molecular substances for living beingsthe most important inorganic substances for living beings are mineral
q living beings are made of inorganic and organic substances according to the molecular complexity how can each of those substances be
q which chemical elements are involved to form most of living biological matterthe chemical elements that form most of the molecules of living beings
a anti-malarial drugs kill the parasites in the blood but they do not cure the diseasewhy is this b why was the use of ddt insecticide not successful
by what means can malarial parasites be transmitted from an infected person to a healthy person the malaria parasite is transferred when a healthy
how can a baby become infected with a gonorrhoea b syphilis a during birth a baby might be become infected with gonorrhoea bacteria as it
a person with a cough takes a patent cough syrup in three days the cough is better does this mean that the syrup has cured the cough justify your
what sources of water are a most likely b least likely to contain pathogenic bacteria a water most likely to have pathogenic bacteria will be that
three ways in which food might become contaminated by harmful bacteriafood may become contaminated-i from the unwashed hands of a food-handlerii by
a give two examples of diseases which can be spread by contaminated drinking water b how can the spread of such diseases be prevented a typhoid
q a in droplet infection i where do the droplets come from ii what infective agents might they contain b give two examples of diseases normally
a what is the distinction among breathing and respiration b what part do ventilation and gaseous exchange play in these processes a breathing