Cell PEOPLE Cell Size and Cell Specialization Chap

  • Slides: 28
Download presentation
Cell PEOPLE, Cell Size, and Cell Specialization Chap 7 -1 & 7 -4 http:

Cell PEOPLE, Cell Size, and Cell Specialization Chap 7 -1 & 7 -4 http: //www. parlament-berlin. de/Galeriecopy. nsf/0/8 ABC 720262898739 C 1256 A 480037 F 869? Open. Documen http: //www. ncu. edu. tw/~ls/graph/faculty_pictures/whole_time/SLC_lab-1. jpg

1665 Robert Hooke ___________ used a microscope to examine a thin slice of cork

1665 Robert Hooke ___________ used a microscope to examine a thin slice of cork and saw “little boxes” He called them “CELLS” because they looked like the small rooms that monks lived in called Cells Microscope image: http: //www. answers. com/topic/microscope Cork image: http: //www. cortex. de/img_kork/cork_cells_big. jpg Hooke image: http: //www. metaweb. com/wiki/upload/5/5 c/Hookeyoungmtwb. jpg

1673 Anton van Leeuwenhoek __________________ a Dutch microscope maker was the first to see

1673 Anton van Leeuwenhoek __________________ a Dutch microscope maker was the first to see LIVING ORGANISMS. Microscope/Leeuwenhoek image: http: //www. answers. com/topic/microscope Animation from: http: //web. jjay. cuny. edu/~acarpi/NSC/13 -cells. htm

1838 German botanist Matthias Schleiden _____________ concluded that ALL PLANTS are made of cells

1838 German botanist Matthias Schleiden _____________ concluded that ALL PLANTS are made of cells Plant image: http: //www. epa. gov/maia/images/classification. gif Schleiden image: http: //web. visionlearning. com/events/Schleiden_Apr 5_2005. htm

1839 German zoologist _____________ Theodor Schwann concluded that ALL ANIMALS ARE MADE OF CELLS

1839 German zoologist _____________ Theodor Schwann concluded that ALL ANIMALS ARE MADE OF CELLS Schwann image: http: //home. tiscalinet. ch/biografien/schwann. htm Animals image: http: //animaldiversity. ummz. umich. edu/index. htm

1855 German medical doctor Rudolph Virchow ___________ saw dividing cells in the microscope and

1855 German medical doctor Rudolph Virchow ___________ saw dividing cells in the microscope and reasoned that cells come from other cells Virchow: http: //www. parlament-berlin. de/Galeriecopy. nsf/0/8 ABC 720262898739 C 1256 A 480037 F 869? Open. Document Mitosis: http: //biology. dbs. umt. edu/biol 101/labs/lab_6_images/sect 01 and 06/Rebecca, %20 tanner, %20 and%20 liam%20 mitosis%20 root%20 tip. jpg

CELL THEORY 1. All living things are ____________. MADE OF CELLS 2. Cells are

CELL THEORY 1. All living things are ____________. MADE OF CELLS 2. Cells are the basic unit of STRUCTURE & _______ FUNCTION ______ in an organism. life (cell = basic unit of _______) 3. Cells come from the reproduction of ______ cells existing Cell image: http: //waynesword. palomar. edu/lmexer 1 a. htm

1970 American Biologist Lynn Margulis ___________ provides evidence for the idea that certain organelles

1970 American Biologist Lynn Margulis ___________ provides evidence for the idea that certain organelles within cells were once free-living cells themselves. ENDOSYMBIOTIC THEORY = _____________ http: //en. wikipedia. org/wiki/Lynn_Margulis

ENDOSYMBIOTIC THEORY See a movie about ENDOSYMBIOTIC THEORY http: //www. mun. ca/biology/scarr/Endosymbiosis_theory. gif

ENDOSYMBIOTIC THEORY See a movie about ENDOSYMBIOTIC THEORY http: //www. mun. ca/biology/scarr/Endosymbiosis_theory. gif

Evidence for Endosymbiotic theory 1. Mitochondia and chloroplasts DNA similar have circular_______ to bacteria.

Evidence for Endosymbiotic theory 1. Mitochondia and chloroplasts DNA similar have circular_______ to bacteria. 2. Mitochondria and chloroplasts have RIBOSOMES whose size and structure resemble _______ bacterial ribosomes. 3. Mitochondria and chloroplasts replicated using _________ Binary fission like bacteria. INNER MEMBRANES of mitochondria and 4. ____________ chloroplasts have a composition similar to bacterial membranes. http: //www. cytochemistry. net/cell-biology/mitochondria_lifecycle_graduate. htm

All living things made of cells BUT… organisms can be very different. Image from:

All living things made of cells BUT… organisms can be very different. Image from: http: //www. agen. ufl. edu/~chyn/age 2062/lect_06/bacsiz. GIF UNICELLULAR MULTICELLULAR http: //www. angelbabygifts. com/ http: //www. inclusive. co. uk/downloads/images/pics 2/tree. gif

CELL SIZE http: //facstaff. bloomu. edu/gdavis/links%20100. htm Typical cells range from: 5 – 50

CELL SIZE http: //facstaff. bloomu. edu/gdavis/links%20100. htm Typical cells range from: 5 – 50 micrometers (microns) in diameter

How big is a micron ( µ ) ? http: //www. talentteacher. com/pics/005 cb.

How big is a micron ( µ ) ? http: //www. talentteacher. com/pics/005 cb. jpg 1 cm = 10, 000 microns 1” = 25, 000 microns

MULTICELLULAR ORGANISM don’t just contain MANY CELLS. They have different kinds of cells doing

MULTICELLULAR ORGANISM don’t just contain MANY CELLS. They have different kinds of cells doing different jobs Image from: http: //www. isscr. org/images/ES-cell-Fig-2. jpg

Cells in a multi-cellular organism become SPECIALIZED by turning different genes on and off

Cells in a multi-cellular organism become SPECIALIZED by turning different genes on and off Image from: http: //www. ncu. edu. tw/~ls/graph/faculty_pictures/whole_time/SLC_lab-1. jpg Cell Specialization =DIFFERENTIATION

SPECIALIZED ANIMAL CELLS Muscle cells Red blood cells http: //www. biologycorner. com/bio 3/images/bloodcells 3

SPECIALIZED ANIMAL CELLS Muscle cells Red blood cells http: //www. biologycorner. com/bio 3/images/bloodcells 3 D. jpg Cheek cells http: //www. mlms. logan. k 12. ut. us/~ajohnson/Cells. html

Specialized Plant cells Guard cells Xylem cells Pollen Guard cells: http: //botit. botany. wisc.

Specialized Plant cells Guard cells Xylem cells Pollen Guard cells: http: //botit. botany. wisc. edu/courses/img/Botany_130/Diversity/Bryophytes/Anthoceros/Guard_cells. jpg Xylem: http: //botit. botany. wisc. edu/images/130/Secondary_Growth/Woody_Stems/Tilia_Stem/Secondary_Growth/One_Year_Stem/Primary_xylem_MC. j Pollen: http: //www. uic. edu/classes/bios 100/labs/pollen. jpg

____ ATOMS MOLECULES _____ ORGANELLES ______ IMAGE SOURCES: see last slide

____ ATOMS MOLECULES _____ ORGANELLES ______ IMAGE SOURCES: see last slide

CELLS TISSUES ____________ Similar cells working together IMAGE SOURCES: see last slide

CELLS TISSUES ____________ Similar cells working together IMAGE SOURCES: see last slide

ORGANS SYSTEMS ______ Different tissues working together ORGANISM ______ Different organs working together IMAGE

ORGANS SYSTEMS ______ Different tissues working together ORGANISM ______ Different organs working together IMAGE SOURCES: see last slide

SOUTH DAKOTA SCIENCE STANDARDS Students will be able to: • explain the process of

SOUTH DAKOTA SCIENCE STANDARDS Students will be able to: • explain the process of specialization 9 -12. L. 1. 3. A (ADVANCED) • describe the relationships between the levels of organization in multi-cellular organisms (cells, tissues, organ systems, and organism) (PROFICIENT) • explain how gene expression regulates cell growth and differentiation 9 -12. L. 1. 3. A (Tissue formation, development of new cells from original stem cells (ADVANCED)

NATURE OF SCIENCE: Indicator 1: Understand the nature and origin of scientific knowledge. 9

NATURE OF SCIENCE: Indicator 1: Understand the nature and origin of scientific knowledge. 9 -12. N. 1. 1. Students are able to evaluate a scientific discovery to determine and describe how societal, cultural, and personal beliefs influence scientific investigations and interpretations. • Recognize scientific knowledge is not merely a set of static facts but is dynamic and affords the best current explanations.

SOUTH DAKOTA ADVANCED SCIENCE STANDARDS 9 -12. L. 1. 3 A. Students are able

SOUTH DAKOTA ADVANCED SCIENCE STANDARDS 9 -12. L. 1. 3 A. Students are able to explain how gene expression regulates cell growth and differentiation. Examples: Tissue formation Development of new cells from original stem cells

Core High School Life Science Performance Descriptors High school students performing at the PROFICIENT

Core High School Life Science Performance Descriptors High school students performing at the PROFICIENT level: Describe the relationship between structure and function (cells, tissues, organ systems, and organisms);

IMAGE BIBLIOGRAPHY http: //www. uic. edu/classes/bios 100/summer 2004/lect 02. htm Paint image by Riedell

IMAGE BIBLIOGRAPHY http: //www. uic. edu/classes/bios 100/summer 2004/lect 02. htm Paint image by Riedell http: //www. emc. maricopa. edu/faculty/farabee/BIOBK/Bio. Book. CHEM 2. html#Organic%20 molecules http: //evolution. berkeley. edu/evosite/evo 101/images/dna_bases. gif

http: //bioweb. wku. edu/courses/BIOL 115/Wyatt/Biochem/Carbos/Carb_poly. gif http: //vilenski. org/science/safari/cellstructure/golgi. html http: //www. science. siu.

http: //bioweb. wku. edu/courses/BIOL 115/Wyatt/Biochem/Carbos/Carb_poly. gif http: //vilenski. org/science/safari/cellstructure/golgi. html http: //www. science. siu. edu/plant-biology/PLB 117/JPEGs%20 CD/0076. JPG http: //classes. kumc. edu/som/bioc 801/lectures/images/mem 01 -08. gif http: //www. biology 4 kids. com/files/cell_nucleus. html

http: //www. biologyclass. net/mitochondria. jpe http: //www. ncu. edu. tw/~ls/graph/faculty_pictures/whole_time/SLC_lab-1. jpg http: //www. kufm.

http: //www. biologyclass. net/mitochondria. jpe http: //www. ncu. edu. tw/~ls/graph/faculty_pictures/whole_time/SLC_lab-1. jpg http: //www. kufm. kagoshima-u. ac. jp/~anatomy 2/BON/1016 A 03. jpg http: //www. carolguze. com/text/102 -19 -tissuesorgansystems. shtml http: //academic. pg. cc. md. us/~aimholtz/Aand. P/206_ONLINE/Immune/Innate_Images/cilia. jpg http: //www. emc. maricopa. edu/faculty/farabee/BIOBK/Bio. Book. Animal. TS. html http: //www. agen. ufl. edu/~chyn/age 2062/lect_19/147 b. gif

http: //www. proctitispages. force 9. co. uk/ http: //vilenski. org/science/safari/fungus. html http: //www. harrythecat.

http: //www. proctitispages. force 9. co. uk/ http: //vilenski. org/science/safari/fungus. html http: //www. harrythecat. com/graphics/ http: //bestanimations. com http: //www. inclusive. co. uk/downloads/images/pics 2/tree. gif http: //people. eku. edu/ritchisong/homepage. htm http: //sps. k 12. ar. us/massengale/animal%20 dissections. htm