DNA and Genetics - chapter 4 and 5

Inheritance 
DNA & Genetics

Chapter 4 and 5
1 / 35
suivant
Slide 1: Diapositive
BiologieMiddelbare schoolvwoLeerjaar 3

Cette leçon contient 35 diapositives, avec quiz interactifs et diapositives de texte.

time-iconLa durée de la leçon est: 45 min

Éléments de cette leçon

Inheritance 
DNA & Genetics

Chapter 4 and 5

Slide 1 - Diapositive

Planning
- Worksheet check
- Repeat 

Slide 2 - Diapositive

T
Allele
Dominant
Genotype
Heterozygote
Homozygote
Recessive
Phenotype
Same gene: different forms
Two of the same genes
The weaker allele
Appearance
Two different alleles
The stronger allele
Genetic constitution: the alleles that you have

Slide 3 - Question de remorquage

Slide 4 - Diapositive

Slide 5 - Diapositive

Slide 6 - Diapositive

1a) Dd x dd

       D     d
d   Dd  dd
d   Dd  dd
50% will have normal hearing

1b) dd x DD

       D     D
d   Dd  Dd
d   Dd  Dd
100% will have normal hearing and will be heterozygous

Slide 7 - Diapositive

Slide 8 - Diapositive

2) 'Normal' man x albino woman
                 Bb        x  bb
Their child has bb 

      B     b
b   Bb   bb
b   Bb  bb

50% albino 
50% 'normal'

Slide 9 - Diapositive

Slide 10 - Diapositive

3) B = brown
    b = silverblue 
    P=   BB x bb

F1:  B     B
b   Bb   Bb
b   Bb   Bb

100% Brown heterozygous

4) B = brown
    b = silverblue 
       Bb x bb

 F2:   B     b
    b   BB   Bb
    b   Bb   bb

25% homozygous dominant
50% heterozygous
25% homozygous recessive

Genotypic ratio = 1:2:1
Phenotypic ratio = 3:1

Slide 11 - Diapositive

Slide 12 - Diapositive

Slide 13 - Diapositive

Slide 14 - Diapositive

Slide 15 - Diapositive

Slide 16 - Diapositive

Slide 17 - Diapositive

Slide 18 - Diapositive

Slide 19 - Diapositive

What do squares represent?
A
Female
B
male

Slide 20 - Quiz

What do circles represent?
A
Female
B
male

Slide 21 - Quiz

What do the colored squares represent?
A
Sick
B
Healthy
C
Dead
D
Alive

Slide 22 - Quiz

What does a horizontal line between a circle and square represent?
A
Siblings
B
Married

Slide 23 - Quiz

What does a vertical line represent?
A
Siblings
B
Married
C
Children off

Slide 24 - Quiz

Slide 25 - Diapositive

Slide 26 - Diapositive

Dominant or Reccesive?
timer
0:30
A
Dominant
B
Recessive

Slide 27 - Quiz

Slide 28 - Diapositive

How many generations are shown on the pedigree?
A
1 generation
B
2 generations
C
3 generations
D
4 generations

Slide 29 - Quiz

Which parent in the first generation has sickle cell anemia?
A
Father
B
Mother

Slide 30 - Quiz

How many children were born in the 2nd generation?
A
2
B
4
C
6
D
8

Slide 31 - Quiz

How many children were born in the 2nd generation?
A
2
B
4
C
6
D
8

Slide 32 - Quiz

Is the gene for sickle cell anemia likely to be dominant or recessive? Explain your answer

Slide 33 - Question ouverte

Slide 34 - Diapositive

               GET TO WORK
> Make the practice test from 'jaarbijlagen in som'            
What to learn:
Booklet Inheritance: Chapter 1 to 5
(You can also use Unit 5 BS 1 to 3, but this is not necessary.)

Zie jaarbijlagen voor oefeningen, antwoorden en een checklist!

Slide 35 - Diapositive