CHAPTER 17 QUIZ

You have 20 minutes to complete the You have 20 minutes to complete the quiz.quiz.

DO YOUR OWN WORK.DO YOUR OWN WORK.

Pick up a Chapter 18 Reading Packet Pick up a Chapter 18 Reading Packet after you have handed in your quiz.after you have handed in your quiz.– Packets on front table.Packets on front table.

http://www.youtube.com/watch?v=W_X5ciqtbG0

NOVA – The First PrimatesNOVA – The First Primates

AGENDA April 1AGENDA April 1

Big Question: How are different Big Question: How are different organisms classified?organisms classified?

QUIZQUIZ 1. Question of the Day and DO NOW1. Question of the Day and DO NOW 2. 18-1 Order in Diversity2. 18-1 Order in Diversity 3. 18-1 Guided Reading Questions3. 18-1 Guided Reading Questions 4. Review and Homework4. Review and Homework

– STUDY YOUR NOTES!!!STUDY YOUR NOTES!!!

Question of the Day Apr 1Question of the Day Apr 1

Simply by reading its name, you Simply by reading its name, you know that the organism know that the organism Rhizopus Rhizopus nigricans nigricans is is

A. a plantA. a plant B. an animalB. an animal C. in the Genus C. in the Genus RhizopusRhizopus D. in the Genus D. in the Genus nigricansnigricans

DO NOW Apr 2DO NOW Apr 2

Develop a system to classify Develop a system to classify teachers at PTHS.teachers at PTHS.

You must have at least 5 different You must have at least 5 different identifiers (factors) to classify identifiers (factors) to classify teachers.teachers.

DO NOW ANSWERED Apr DO NOW ANSWERED Apr 22

Share your answers.Share your answers.

3 Volunteers write your factors on the 3 Volunteers write your factors on the boardsboards..

Are they logical systems of Are they logical systems of identification?identification?

AGENDA April 2AGENDA April 2

Big Question: How are different Big Question: How are different organisms classified?organisms classified?

1. Question of the Day and DO NOW1. Question of the Day and DO NOW 2. 18-1 Order in Diversity2. 18-1 Order in Diversity 3. 18-1 Guided Reading Questions3. 18-1 Guided Reading Questions 4. Review and Homework4. Review and Homework

– STUDY YOUR NOTES!!!STUDY YOUR NOTES!!!

Chapter 18: Chapter 18: ClassificationClassification

18-1: Order in Diversity18-1: Order in Diversity

Huge diversity of life– Must be a way to classify them

Taxonomy – scientific classification of organisms with universally accepted names.

What is the name of this animal? Cougar, panther, mountain lion, puma All are acceptable.

Scientific NamesScientific Names Puma concolorPuma concolor

Binomial NomenclatureBinomial Nomenclature Developed by Carolus LinnaeusDeveloped by Carolus Linnaeus Two-part scientific nameTwo-part scientific name

Names are ItalicizedNames are Italicized– First letter-first word capitalizedFirst letter-first word capitalized– Second word is lower-caseSecond word is lower-case– Ursus maritimus– (GENUS) species name(GENUS) species name

Linnaeus’s System of Linnaeus’s System of ClassificationClassification

KKinging KINGDOMKINGDOM PPhiliphilip PHYLUMPHYLUM CCameame CLASSCLASS OOverver ORDERORDER FFromrom FAMILYFAMILY GGreatreat GENUSGENUS SSpainpain SPECIESSPECIES

DO NOW Apr 3DO NOW Apr 3

Develop a system to classify Develop a system to classify teachers at PTHS.teachers at PTHS.

You must have at least 5 different You must have at least 5 different identifiers (factors) to classify identifiers (factors) to classify teachers.teachers.

DO NOW – Possible ANSWERDO NOW – Possible ANSWER 1. Department – Science, History, Math1. Department – Science, History, Math

2. Subject Taught – Biology, Physics, 2. Subject Taught – Biology, Physics, ChemistryChemistry

3. Classroom – 417, 410, 4073. Classroom – 417, 410, 407

4. Gender of Teacher – Male or Female4. Gender of Teacher – Male or Female

5. Physical Traits - Hairstyle 5. Physical Traits - Hairstyle

AGENDA April 3AGENDA April 3

Big Question: How are different Big Question: How are different organisms classified?organisms classified?

1. Question of the Day and DO NOW1. Question of the Day and DO NOW 2. 18-2/18-32. 18-2/18-3 3. Chapter 18 HW Check3. Chapter 18 HW Check 4. Review and Homework4. Review and Homework

– STUDY YOUR NOTES!!!STUDY YOUR NOTES!!!

18-2 Modern Evo 18-2 Modern Evo ClassificationClassification

Linnaeus grouped species visible similarities Linnaeus grouped species visible similarities and differences.and differences.

Evolutionary classification Evolutionary classification based upon evo based upon evo history.history.

PhylogenyPhylogeny – grouping of organisms – grouping of organisms through lines of evolutionary descent.through lines of evolutionary descent.– Descent with modificationDescent with modification– may physically appear similarmay physically appear similar– very different morphologically very different morphologically and physiologically.and physiologically.

CladogramsCladograms Derived characteristics appear in recent appear in recent

parts of lineage.parts of lineage.

Used to construct Used to construct cladograms.– Show evolutionary relationships

Mini-LABPage 453Draw a cladogram

Hint: Begin with a trait that only oneorganism is missing

Shared Common Traits Shared Common Traits DNA and RNA

– Genes Genes Human and yeast genes both code for Human and yeast genes both code for MYOSINMYOSIN

– DNA Evidence DNA Evidence Very different looking Very different looking organisms have similar mechanisms organisms have similar mechanisms American vulture closer to Stork than African American vulture closer to Stork than African

vulturevulture

Molecular clocks uses DNA comparisons uses DNA comparisons to estimate time that two species have to estimate time that two species have evolved independently.evolved independently.

Question of the DAY Apr Question of the DAY Apr 44

In phylogeny, what is the name given In phylogeny, what is the name given to a group of organisms and all of its to a group of organisms and all of its common ancestors and common ancestors and descendants?descendants?

A. CladogramA. Cladogram B. CladeB. Clade C. Food webC. Food web D. Energy pyramidD. Energy pyramid

Question of the DayQuestion of the Day

A clade is a grouping A clade is a grouping that includes a common that includes a common ancestor and all the ancestor and all the descendants (living and descendants (living and extinct) of that ancestor. extinct) of that ancestor.

Imagine clipping a Imagine clipping a single branch off the single branch off the phylogeny — all of the phylogeny — all of the organisms on that organisms on that pruned branch make up pruned branch make up a clade. a clade.

AGENDA April 4AGENDA April 4

Big Question: How are different Big Question: How are different organisms classified?organisms classified?

1. Finish Chapter 181. Finish Chapter 18 2. Study Guides 2. Study Guides Chapter 17/18 Test on MONDAY April Chapter 17/18 Test on MONDAY April

77 3. Review and Homework3. Review and Homework

– STUDY for TEST.STUDY for TEST.

18-3 Kingdoms and 18-3 Kingdoms and DomainsDomains

Five Kingdoms Five Kingdoms SIX KingdomsSIX Kingdoms

Eubacteria, Archaebacteria, Eubacteria, Archaebacteria, Protista, Protista,

Fungi, Plantae, AnimaliaFungi, Plantae, Animalia

THREE-Domain SystemTHREE-Domain System 1. Eukarya1. Eukarya 2. Bacteria2. Bacteria 3. Archaea3. Archaea

Three DomainsThree Domains 1. 1. BACTERIABACTERIA

– Unicellular and prokaryotic– Cell walls contain peptidoglycan– Very diverse survival mechanisms

2. 2. ARCHAEAARCHAEA– Unicellular and prokaryotic bacteria– Extreme environments, most are anaerobic– Unique lipids in cell walls

3. 3. EUKARYAEUKARYA– EukaryoticEukaryotic– Kingdom Protista, Fungi, Plantae, and AnimaliaKingdom Protista, Fungi, Plantae, and Animalia

Domain EukaryaDomain Eukarya

PROTISTAPROTISTA Eukaryotic Not classified as animals, plants, or

fungi– characteristics of all three displayed

Members have greatest variety Most unicellular Photosynthetic or Heterotrophic

Domain EukaryaDomain Eukarya

FUNGIFUNGI HeterotrophsHeterotrophs

– Feed on dead/decaying matterFeed on dead/decaying matter– Secret digestive enzymesSecret digestive enzymes– Absorb smaller food moleculesAbsorb smaller food molecules

Multicellular – MushroomsMulticellular – Mushrooms Unicellular - YeastUnicellular - Yeast

Domain EukaryaDomain Eukarya PLANTAEPLANTAE MulticellularMulticellular PhotosyntheticPhotosynthetic NonmotileNonmotile Cell walls contain celluloseCell walls contain cellulose Cone-bearing and FloweringCone-bearing and Flowering Mosses and fernsMosses and ferns

Domain EukaryaDomain Eukarya

ANIMALIAANIMALIA MulticellularMulticellular HeterotrophicHeterotrophic No cell wallsNo cell walls Have motilityHave motility