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use the following procedure for fire fighting1 always take a position between the fire and the exit so your escape route cannot be cut off fire
use of fire extinguishers we know that one type of fire extinguisher cannot serve the purpose on all kinds of fire in this subsection you will study
cell secretion is the elimination to the exterior of substances formed by the cell for example hormones mucous sweat
cyclosis is a type of internal cell movement in which an oriented flow of circulating material is formed and maintained in the cytoplasm by the
cilia and flagella are structures found in various prokaryotes as well in some eukaryotic cells they play defense nutrition and movement roles for
extinguishing a fire the techniques and equipment which you will learn about in this section relate to the standard kinds of fire fighting equipment
cell movements are movements performed by cell structures like the movements of cilia and flagella the pseudopod movements in amoeba macrophages etc
fire barriers when a fire starts in a building it spreads quickly bya radiation - intense heat radiates to neighbouring surfaces which are rapidly
fire escapes when a fire breaks out in a building it is not unusual for people to panic sometimes flames can spread rapidly especially if fanned by
fire alarms most modern fire alarm systems are electric and can be activated from several points throughout a building these points usually consist
what is cytoskeleton what are its main constituents in animal cellsans cytoskeleton is the cytoplasmic structure that handles the cell keeps its
precautions for fire prevention in the event of fire or explosion occurring there should be a prearranged plan of the necessary action to be taken
what is the formula of the dpd for withered shrank plant cells how is that situation possibleans withered plant cells are those that shrank because
causes of fire the potential fire risk arises from the presence of combustible solids liquids or gases in conjunction with ignition sources one
what is meant by suction force of the plant cell does the suction force facilitate or make difficult the entrance of water in the cellans the suction
fire hazards in the laboratory the average science laboratory is a particularly hazardous area when it comes to fire flammable liquids compressed
objectivesafter studying this unit you should be able to1 explain the significance of the fire triangle2 list common causes of fire3
which are the molecules that make possible active transport through membranesans active transport is made by particular membrane proteins these
introduction in the first unit of this block you read about hazards due to electricity and gases in the science laboratories the second unit deals
mass transportation is the access or the exiting of substances in or from the cell engulfed by portions of membrane the fusion of internal
nucleophilic addition reactionsi carbonyl compounds give nucleophilic addition reaction along with those reagents which on dissociation give
chemical characterstics of carbonyl compoundscarbonyl compounds provide chemical reactions due to carbonyl group and alpha-hydrogenscarbonyl
how does the plant cell wall react when it is placed under hypotonic mediumans the plant cell wall the covering of the cell outside to the cell
smell - physical characteristics of carbonyl compoundsalong with the exception of lower aldehydes that have unpleasant odours aldehydes and ketones
physical chareterstics of carbonyl compoundsphysical statea methanal is a pungent smell gasb ethanal is a volatile liquid and boiling points 294 kc