FRI 4/5/13 wk-2 ALL OBJECTIVE: 2 TOPIC: DNA structure

DO NOW:

daily grade: -12.1 APPLICATION NOTESAGENDA

WRAP UP:

DW: -12.1 VOC DUE: MON

HW: DUE:

11 EXAMS-12.1 LAB: DNA EXTRACTION-12.1 READ/Qs & APPLICATION NOTES

-GEN: karyotypes

ABSENT--HANDOUTS:-11 EXAM ANALYSIS-12.1 VOC

COMPLETE & TURN IN:-BEFORE/AFTER SCHOOL:-DW check—11.2 materials

-DRAW/LABEL a nucleotide

-nucleotide…

A:-

CELLS NUCLEUS CHROMOSOMES GENES DNA NUCLEOTIDES

3

NUCLEOTIDE

O=P-O O

Phosphate Group

NNitrogenous base (A, G, C, or T)

CH2

O

C1C4

C3 C2

5

Sugar(deoxyribose)

O

copyright cmassengale

PEDIGREES

      

SEX-LINKED TRAIT

SEX LINKED TRAITS

      

   

 

HEMOPHILIA:

Xh yXH

XH

XHXh XHy

XHXh XHy

Hemophilia = 0%

CARRIERS are shown –Mom is homozygous dominant

SIMPLE DOMINANCE

      

   

 

7- HH/Hh = huntingtons hh = no huntingtons

H hh

h

Hh hh

Hh hh

SEX LINKED TRAITS

      

   

 

FRUIT FLIES: R = red eyes r = white eyes

Xr yXR

Xr

XRXr

XRy

XrXr Xrywhite eyes = 50%

CIRCLE the offspring that have white eyes.

PEDIGREES

      

CODOMINANCE

        

 RR  Rr

 Rr  rr

COWSRr = roan RR = red rr = white

R r

R

r

INCOMPLETE DOMINANCE

        

   

 

CHICKENSGg = grey GG = black gg = white

Parents: GG X gg = 100% Gg

G gG

g

GG Gg

Gg gg

MULTIPLE ALLELES

       

   

 

IA i IB

i

IAIB IBi

IAi ii

AB / B / A / O

HEIARCH ALLELES

C > Cch > Ch > c      

   

 

C Ch

Cch

Ch

CCch CchCh

CCh ChCh

POLYGENIC TRAITS

Traits that have many variations: height

11 EXAM

      

CODOMINANCE

      

   

 

Guinea pigs: B=black fur b=white fur

B BB

b

BB BB

Bb Bb

Black = 50%Grey = 50%White = 0%

INCOMPLETE DOMINANCE

      

   

 

P = purple p = white Pp = lavender

P pP

p

PP Pp

Pp pp

Phonotypes: purple/lavender/whitePP = 25%Pp = 50%pp = 25%

MULTIPLE ALLELES

       

   

 

IA i IB

i

IAIB IBi

IAi ii

AB / B / A / O

EXAM RETAKESRetakes:-Students are allowed to retake any UNIT EXAM, ONLY after taking these steps:-The EXAM retake must be taken during SEMINAR 2 the designated time—following week-Student initiates the retake with Mrs S-Students must complete the ASSESSMENT ANALYSIS and present it to Mrs S before retaking-Students will analyze which objectives they have not mastered — these unit objs need to be redone-You must have completed all assignments up to this point, including daily work

**The score on retake exam -10% will be the unit exam grade