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Lecture

(1) Chapter 3- The Cell.docx

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Department
Natural Science
Course
NATS 1675
Professor
All Professors
Semester
Winter

Description
Introduction January 6thNATS 1675Robert Bob Crippen 51994130918am10pmdo not use emailTextbook Human Biology access to ebook on free trailhttpconnectmcgrawhillcomclassbcrippenwinter2014LS learn smart assignmentOffice HoursMondayWednesday545645217 Bethune CollegeNats Office 218Divided into 4 test roughly 3 units 12 chapter overall4 exams scantron 4560 questions 1hour 15min not cumulative multiple choice truefalse matching8 pop quizzes 10 from previous lecture top five highest marks out of the 8 quizzes will be graded 58Term Project10 Review notes weekly for quizzes terminology Use flash cards75 80 is from lectureif questions come from textbook he will tell us what sectionsWill start from the basicsKeep materialUnderstanding not memorizationAlways have textbook Chapter 3 The CellJanuary 6thCELLSmicroscopic structurescell reproducing bags of chemicalsa nucleusliquid substancescell membraneCells are fundamental structural units or building blocks of all organismsAn organism is defined as a living thing one cell or trillionsCells are composed of PROTAPLASM protosfirst plasm something formedmolder contained in a membranePROTOPLASMis the essential material of all cells in living organisms Life depends and arises out of the continuous chemical activity that occurs in protoplasm It is also a complex COLLIOIDAL SYSTEM Ex Scrambled eggs it mixes all togetherCOLLIODAL SYSTEMis a permanent suspension of finely divided particles including large molecules of carbohydrates lipid proteins and nucleic acid RNADNA Ex maynoise normally separate will stay 5 KINGDOMSMONERA bacteria blue green algai single celled Makes their own food Has chlorophyll PROTISTS Single cells do not have nucleusFUNGI Fungus yeast mushroms No chlorophyll Surrounded by cell membranecell wall Has to get nutrients from an outside source PLANTAE Plants Photosynthesis Makes own food with chlorophyll Has cell wall ANIMALIA Animals Similar to fungi has to get nutrients from outside sources EUKARYOTIC Cells PFPA DNA is contained in nucleus true nucleus DNA is stored there PROKARYOTIC Cells M No true nucleus but has DNA All kingdoms come from common ancestor
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