Warm up

1
Warm up
electronic devices will be confiscated
Be on time for class and prepared!
Follow all school rules

• What is the difference between a dominant and a
  recessive trait?

No food or drinks outside the commons
Only supplies needed for class allowed in
classroom
Do your best work every time
2
Warm up
electronic devices will be confiscated
Be on time for class and prepared!
Follow all school rules

• What is the difference between a dominant and a
  recessive trait?

No food or drinks outside the commons
Only supplies needed for class allowed in
classroom
Do your best work every time
3
Warm up
electronic devices will be confiscated
Be on time for class and prepared!
Follow all school rules

• What is the difference between a dominant and a
  recessive trait?

No food or drinks outside the commons
Only supplies needed for class allowed in
classroom
Do your best work every time
4
Warm up
electronic devices will be confiscated
Be on time for class and prepared!
Follow all school rules

• What is the difference between a dominant and a
  recessive trait?

No food or drinks outside the commons
Only supplies needed for class allowed in
classroom
Do your best work every time
5
Warm up answers

• Recessive traits are only expressed if the
  offspring receives the recessive allele from both
  parents.
• Dominant traits are expressed if the offspring
  receives the dominant allele from one of the
  parents, regardless of the contribution of the
  other parent.

6
notes

• Important vocabulary
• Dominant
• Recessive
• Homozygous
• Heterozygous
• Phenotype
• Genotype

7
Todays activities

• Notes
• Vocab on p. 282
• Read chapter 11-2
• P. 269 1-5

8
Punnet squares
9
homework

• Complete top half (data table) of family trait
  assignment due first day after break

10
Cool down

• If two parents are both heterozygous for a trait,
  what are the possible phenotypes and genotypes
  for their offspring?