AP BIOLOGY Welcome! Why are you here?. Resources: Class blog and New Textbook biohart.wordpress.com biohart.wordpress.com biohart.wordpress.com.

AP BIOLOGYAP BIOLOGY

Welcome! Why are you here?Welcome! Why are you here?

Resources: Class blog Resources: Class blog and New Textbookand New Textbook

biohart.wordpress.cobiohart.wordpress.comm

LabsLabs

12 required – one essay 12 required – one essay guaranteed on AP examguaranteed on AP exam

Detailed written reportsDetailed written reports Suggestion – inexpensive Suggestion – inexpensive

separate folder for completed separate folder for completed labslabs

Perseverance:Perseverance:

Ask questionsAsk questions Help one anotherHelp one another Stay on top of itStay on top of it Deep breathing exercisesDeep breathing exercises

Summer assignmentSummer assignment

Should be completed by now – if Should be completed by now – if new to class register and submit new to class register and submit answers by end of today!!answers by end of today!!

Quiz on Thursday, September 9Quiz on Thursday, September 9thth

Study Guide for Pre-requisite quizStudy Guide for Pre-requisite quiz– Complete it and ask questions tom. Complete it and ask questions tom.

Time to get to know Time to get to know youyou Find a partner – Q and A match upFind a partner – Q and A match up Once you find your partner….Once you find your partner….

Find out the following from your Find out the following from your partner: partner: NAME, GRADE, POST HS NAME, GRADE, POST HS PLANS, REASON FOR LIVINGPLANS, REASON FOR LIVING

ShareShare and Fill in Summer and Fill in Summer Assessment AnswersAssessment Answers

Online AssessmentOnline Assessment

1. What is the building block of all 1. What is the building block of all living organisms living organisms B. B. cellscells

2. Each element has its own 2. Each element has its own characteristic atom in which characteristic atom in which

B. B. the atomic number is constantthe atomic number is constant


3.3.Radioactive isotopes can be used Radioactive isotopes can be used in studies of metabolic pathways in studies of metabolic pathways becausebecause

D. D. their location or quantity can their location or quantity can be experimentally determined be experimentally determined because of their radioactivitybecause of their radioactivity

Ex. RNA vs DNAEx. RNA vs DNAHershey and ChaseHershey and Chase


6.6.A covalent bond between two A covalent bond between two atoms is likely to be polar ifatoms is likely to be polar if

A. A. one of the atoms is much more one of the atoms is much more electronegative than the other.electronegative than the other.

Water – super Water – super important for lifeimportant for life Oxygen much more Oxygen much more

electronegative than Hydrogen electronegative than Hydrogen so…get a great shape!so…get a great shape!


7.7.A triple covalent bond wouldA triple covalent bond would

E. E. involve the sharing of six involve the sharing of six electrons.electrons.

8. 8. A cationA cation

D.D.has a positive charge.has a positive charge.

Top cation in biology?Top cation in biology?

H+H+ Hydrogen ion is really just a?Hydrogen ion is really just a?

– PROTONPROTON


9.9.The ability of morphine to mimic The ability of morphine to mimic the effects of the body's the effects of the body's endorphins is due toendorphins is due to

C.C.molecular shape molecular shape similarities that allow morphine to similarities that allow morphine to bind to endorphin receptors bind to endorphin receptors

ISOTOPESISOTOPES


10.10.How many electrons does How many electrons does phosphorus have in its valence shell?phosphorus have in its valence shell? A. A. 55

12.12.A radioactive isotope of carbon has A radioactive isotope of carbon has the mass number 14. How many the mass number 14. How many neutrons does this isotope have?neutrons does this isotope have?C. C. 88


16.16.What type of bond would you What type of bond would you expect potassium (K) to form? expect potassium (K) to form? Atomic # = 19, Atomic Mass = Atomic # = 19, Atomic Mass = #39#39

A. A. ionic; it would donate one ionic; it would donate one electron and carry a positive electron and carry a positive chargecharge


18. 18. One of the major differences in One of the major differences in the cell division of prokaryotic the cell division of prokaryotic cells compared to eukaryotic cells cells compared to eukaryotic cells thatthat

D. D. the chromosomes do not the chromosomes do not separate along a mitotic spindle separate along a mitotic spindle in prokaryotic cellsin prokaryotic cells


19.19.A plant cell has 12 A plant cell has 12 chromosomes at the end of chromosomes at the end of mitosis. How many chromosomes mitosis. How many chromosomes did it have at the beginning of the did it have at the beginning of the cell cycle?cell cycle?

C. C. 1212


20.20.How many chromatids would How many chromatids would the cell with 12 chromosomes the cell with 12 chromosomes have in the G2 phase of its cell have in the G2 phase of its cell cycle?cycle?

D. D. 2424


22.22.Humans have 46 chromosomes. Humans have 46 chromosomes. That number of chromosomes will That number of chromosomes will be found inbe found in

C. C. the somatic cellsthe somatic cells


23. 23. Sister chromatidsSister chromatids

C. C. each have their own each have their own kinetochorekinetochore

27. 27. The restoration of the diploid The restoration of the diploid chromosome number after halving chromosome number after halving in meiosis is due toin meiosis is due to

B. B. fertilizationfertilization


31. 31. In most fungi and some protists,In most fungi and some protists,

C. C. the multicellular organism is haploidthe multicellular organism is haploid

32.32.In the alteration of generations found In the alteration of generations found in plants, in plants,

B.B.the gametophyte generation the gametophyte generation produces gametes by mitosisproduces gametes by mitosis


38. 38. The classification of organisms into The classification of organisms into hierarchical groups is calledhierarchical groups is called

B. B. taxonomytaxonomy

39. 39. Darwin proposed that new species Darwin proposed that new species evolve from ancestral forms byevolve from ancestral forms by

A. A. the gradual accumulation of the gradual accumulation of adaptations to changing or different adaptations to changing or different environmentsenvironments


40. 40. The best description of natural The best description of natural selection isselection is

C. C. the reproductive success of the reproductive success of the members of a population best the members of a population best adapted to the environmentadapted to the environment


44. 44. The smallest unit that can evolve isThe smallest unit that can evolve is

D.D.a populationa population

50.50.The DNA of an organism has thymine The DNA of an organism has thymine as 20% of its bases. What percentage as 20% of its bases. What percentage of its bases would be guanine?of its bases would be guanine?

B.B.30%30%


55. 55. Transcription involves the Transcription involves the transfer of information fromtransfer of information from

A. A. DNA to RNADNA to RNA

59.59.The cellular binding site for The cellular binding site for protein synthesis isprotein synthesis is

E. E. the ribosomethe ribosome


60.60.The codon is a three nucleotide The codon is a three nucleotide sequence on ____ that dictates a sequence on ____ that dictates a specific ________.specific ________.

B. B. mRNA, amino acidmRNA, amino acid

RECAPRECAP

DUE BY END OF DAY – ONLINE DUE BY END OF DAY – ONLINE SUMMER ASSESSMENT – new students SUMMER ASSESSMENT – new students onlyonly

DUE Tom. – Summer assignment DUE Tom. – Summer assignment outlineoutline

Due Tom. – Study Guide for Pre-Due Tom. – Study Guide for Pre-requisite testrequisite test

Pre-requisite knowledge test – thurPre-requisite knowledge test – thur

Welcome to AP Biology!Welcome to AP Biology!

Cell Parts and Function Cell Parts and Function

ReviewReviewTYPICAL ANIMALCELL

Cell Parts and Cell Parts and FunctionsFunctionsReview ContinuedReview ContinuedTYPICAL PLANT CELL

Endomembrane Endomembrane SystemSystem

AP BIOLOGY Welcome! Why are you here?. Resources: Class blog and New Textbook biohart.wordpress.com biohart.wordpress.com biohart.wordpress.com.

Documents

mitosis slide

chase slide

ribosome slide

constant slide

fertilization slide

radioactivity slide

environment slide

proton slide