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cell bio test 1

ch. 1,2,3,5

QuestionAnswer
characteristics of living things - made of cells - use energy - maintain homeostasis - have DNA/genetic material and reproduce - evolve
tenets of modern cell throry all things have cells, structural and functional units, from preexisting cells, hereditary info passed thru cell division, plasma membrane, fundamentally same in chemical comp and func, site of metabolic energy flow
specialties of archea - can survive in extreme environments - prokaryotes - no peptidoglycan wall
specialties of bacteria - some of the first forms of life - evolved from high energy building blocks through abiogenesis - prokaryotic, - no nucleus, - peptidoglycan wall
gram positive vs gram negative gram positive: cell wall around the membrane gram negative: cell wall between the membranes in terms of the peptidoglycan walls on bacteria
eukarya - eukaryotes - can be single celled or multi celled, - have intracellular lipid membrane - nucleus - membrane-bound organelles
what do all cells have lipid membrane
Created by: kavyasurav
 

 



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