Repeat inheritance with questions

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Slide 1: Tekstslide
BiologieMiddelbare schoolvwoLeerjaar 4

In deze les zitten 25 slides, met interactieve quizzen en tekstslides.

time-iconLesduur is: 30 min

Onderdelen in deze les

Slide 1 - Tekstslide

Slide 2 - Tekstslide

Slide 3 - Tekstslide

Slide 4 - Tekstslide

Slide 5 - Tekstslide

In humans widow’s peak (W) is dominant over straight hairline (w). A heterozygous man for this trait marries a woman who is also heterozygous. What is the chance they will have a child with a straight hairline?
A
0%
B
12,5%
C
25%
D
50%

Slide 6 - Quizvraag

In humans widow’s peak (W) is dominant over straight hairline (w). A heterozygous man for this trait marries a woman who is also heterozygous. What is the chance they will have a daughter with a straight hairline?
A
0%
B
12,5%
C
25%
D
50%

Slide 7 - Quizvraag

Slide 8 - Tekstslide

Slide 9 - Tekstslide

Slide 10 - Tekstslide

Slide 11 - Tekstslide

Two heterozygotes for a particular condition
produce offspring in the phenotypic ? ratio of
1:2:1. What sort of inheritance does this gene
show
A
There are multiple alleles involved
B
The homozygote recessive is lethal
C
The two alleles show codominance

Slide 12 - Quizvraag

Slide 13 - Tekstslide

Slide 14 - Tekstslide

∙ Dominate allele for black fur in guinea pigs = B
∙ Recessive allele for white fur in guinea pigs =b
∙ Dominate allele for rough fur in guinea pigs =R
∙ Recessive allele for smooth fur in guinea pigs = r
∙ Cross a heterozygous parent (BbRr) with a heterozygous parent (BbRr)

What is the probability of producing guinea pigs with black, rough fur?
A
1/16
B
3/16
C
6/16
D
9/16

Slide 15 - Quizvraag

Slide 16 - Tekstslide

Slide 17 - Tekstslide

Slide 18 - Tekstslide

Slide 19 - Tekstslide

Slide 20 - Tekstslide


A
autosomal dominant
B
autosomal recessive
C
X-chromosomal dominant
D
X-chromosomal recessive

Slide 21 - Quizvraag


A
dominant, autosomal
B
recessive, autosomal
C
dominant, sex-linked
D
recessive, sex-linked

Slide 22 - Quizvraag

Hardy-Weinberg
The frequency of the dominant and recessive alleles in a population will remain constant from generation to generation provided certain conditions are met:
large population
random mating
no mutations
no immigration and emigration
no natural selection
→ Hardy-Weinberg equilibrium

Slide 23 - Tekstslide

Slide 24 - Tekstslide

Within a population of butterflies, the color brown (B) is dominant over the color white (b). And, 40% of all butterflies are white. Given this simple information, calculate the following:
The fraction of butterflies in the population that are heterozygous.
A
0,63
B
0,37
C
0,47
D
0,23

Slide 25 - Quizvraag