DNA and Genetics - Chapter 3

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Slide 1: Tekstslide
BiologieMiddelbare schoolvwoLeerjaar 3

In deze les zitten 21 slides, met interactieve quizzen, tekstslides en 1 video.

time-iconLesduur is: 45 min

Onderdelen in deze les

Slide 1 - Tekstslide

Slide 2 - Tekstslide

Slide 3 - Tekstslide

Slide 4 - Tekstslide

Slide 5 - Tekstslide

Jan has one allele for a long middle finger and one allele for a short middle finger.

Jan is ... for middle finger lenght.
A
Homozygous
B
Heterozygous

Slide 6 - Quizvraag

Paul has two alleles for blonde hair.

Paul is ... for hair colour.
A
Homozygous
B
Heterozygous

Slide 7 - Quizvraag

Guinea pigs can have short or long hair. A long-haired guinea pig and a short-haired guinea pig have a nest of babies. They only have long-haired babies. The babies are ... for hair length.
A
Homozygous
B
Heterozygous

Slide 8 - Quizvraag

Slide 9 - Tekstslide

Slide 10 - Tekstslide

Slide 11 - Tekstslide

Joe is heterozygous for hair colour. What is his genotype for hair colour?
A
AA
B
Aa
C
aa

Slide 12 - Quizvraag

Matt is homozygous recessive for finger length. What is his genotype for finger length?
A
BB
B
Bb
C
bb

Slide 13 - Quizvraag

Karl is homozygous dominant for earlobe form. What is his genotype for earlobe form?
A
EE
B
Ee
C
ee

Slide 14 - Quizvraag

2

Slide 15 - Video

00:10
What is the difference between a gene and an allele?

Slide 16 - Open vraag

00:27
Dominant allele
recessive allele
an allele that is always expressed in the phenotype
an allele that is only expressed in the phenotype if there is no dominant allele present

Slide 17 - Sleepvraag

Two black dogs have puppies. All puppies are white. Which of the alleles is dominant? And what is the genotype of the parents?
A
White allele; BB
B
Black allele; BB
C
White allele; Bb
D
Black allele; Bb

Slide 18 - Quizvraag

Which of the alleles is dominant? Ralph is heterozygous for hair colour. His hair is black.
A
Black hair
B
Brown hair
C
Blond hair

Slide 19 - Quizvraag

Which of the alleles is dominant? Hanna has blue eyes. Her father and mother had brown eyes.
A
Brown eyes
B
Blue eyes

Slide 20 - Quizvraag

Which of the alleles is dominant? A white horse is heterozygous for hair colour.
A
Black hair
B
White hair

Slide 21 - Quizvraag