PCBl 3023l Finall Examl Latestl 2026l 2027l

PCBl 3023l Finall Examl ( l 2026/l 2027l Update)l Review l l l Questionsl &l Answersl l Gradel A

Q:l humanl mtDNAl containsl __l genes

Answer:

37

Q:l animall celll typesl -l epitheliall cells

Answer:

-l cellsl boundl byl tightl junctionsl andl forml sheetsl thatl coverl bodyl surfacesl andl forml thel liningl ofl internall organs -l mouth,l bilel duct,l intestine

Q:l animall celll typesl -l connectivel tissues

Answer:

-l bonel andl cartilage -l adiposel tissue -l areolarl tissue -l fibroblasts

Q:l animall celll -l bloodl celll types

Answer:

-l redl --l o2l transport -l whitel --l immune 1 / 2

granulocyte,l erythrocyte,l lymphocyte,l monocyte

Q:l animall celll typesl -l neuron

Answer:

cellsl thatl receivel andl transmitl signalsl throughoutl thel bodyl andl arel capablel ofl generatingl electricall activity

dendrite,l soma,l axon,l axonl terminal

Q:l animall celll typesl -l musclel cells/fibers

Answer:

-l multinucleatedl cellsl thatl generatel forcel andl movement -l productsl ofl thel fusionl ofl mononucleatedl myoblasts -l 3l types --l cardiac --l skeletal --l smooth

Q:l 4l majorl familiesl ofl organicl moleculesl inl thel cell

Answer:

sugarsl -->l polysaccharides fattyl acidsl -->l fats,l lipids,l membranes aminol acidsl -->l proteins nucleotidesl -->l nucleicl acids

Q:l subunitsl arel addedl tol thel onel endl ofl al growingl chainl by

Answer:

dehydrationl synthesisl akal condensation

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