V4 Inheritance 2

Goals for today:
  • Know the difference between a gene, an allele and a locus
  • Know what dominant and recessive alleles are
  • Know the difference between genotype and phenotype
  • Be able to calculate the probability of inheriting a certain trait in monohybrid inheritance
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Slide 1: Diapositive
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Cette leçon contient 11 diapositives, avec quiz interactifs et diapositives de texte.

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Goals for today:
  • Know the difference between a gene, an allele and a locus
  • Know what dominant and recessive alleles are
  • Know the difference between genotype and phenotype
  • Be able to calculate the probability of inheriting a certain trait in monohybrid inheritance

Slide 1 - Diapositive

Wat is an allele?
A
A different name for a gene
B
An inheritable disease
C
A mutation in a sex chromosome
D
A variant of a gene

Slide 2 - Quiz

Compare a skin cell to a liver cell from the same person. Are the alleles in these cells the same or different?
A
Different alleles
B
The same alleles

Slide 3 - Quiz

Which combination of alleles is homozygous recessive?
A
AA
B
Aa
C
aa
D
Both AA and aa

Slide 4 - Quiz

Two people both have one allele for straight hair and one allele for curly hair. They get a biological child together.

Which combination(s) of alleles could the child inherit?
A
Straight-Straight
B
Straight-Curly
C
Curly-Curly
D
All options are possible

Slide 5 - Quiz

What is the location of a particular gene on a chromosome called?
A
karyotype
B
nucleotide
C
allele
D
locus

Slide 6 - Quiz

The genotype is
A
The appearance of an organism
B
The complete set of alleles of an organism
C
Environmental factors
D
The complete set of alleles + environmental factors

Slide 7 - Quiz

A person has genotype Aa for a particular trait. What do we call this genotype?
A
Homozygous
B
Heterozygous
C
Dominant
D
Recessive

Slide 8 - Quiz

Identical twins do have the same genotype but not necessarily the same phenotype
A
true
B
false

Slide 9 - Quiz

Which of these is the name of an allele that has to do with hair?
A
Hair colour
B
Brown
C
Hair texture
D
Blue

Slide 10 - Quiz

Goal: Be able to complete Part C of the Monohybrid Cross worksheet (homework) 
Don't know how? Use these resources:
  • Look at the examples on page 375 of the book
  • Practice with Part B of the Worksheet

Still unsure about the key terms? Or did you miss the last lesson?
  • Amoeba sisters video (see Classroom)
  • LessonUp "V4 Inheritance 1"
  • Part A of the Worksheet

Slide 11 - Diapositive