Transcript DO NOW - PBworks

DO NOW
Date:
10/15
In your own words:
Describe chromosomes and genes.
Use complete sentences.
ESSENTIAL QUESTION:
How are traits passed from parents to
offspring (children)?
OBJECTIVES:
-Trait Bracelets
-Vocabulary T-Charts
• DNA and Chromosomes
Chromosome Bracelets
1) Create a Chromosome
with two pipe cleaners
2) Select beads that
represent your traits
and put them on your
bracelet
HAIR COLOR: Brown:1 Blue, 1 Green
Blonde: 2 green
HAIR TEXTURE: Curly Hair:1 Red,1
Orange Straight : 2 Orange
Vocabulary T-Charts
•
•
•
•
•
pg
USE YOUR
TEXTBOOKS
PGS 218-219
TO FILL IN THE
INFORMATION
EXIT TICKET
Refer to your bracelet, and answer the following
questions:
• Is your genotype for hair color heterozygous
or homozygous?
• Which allele is dominant and which is
recessive?
• How do you know?
DO NOW
Date:
Q: How are traits passed from parents to offspring
10/16 & (children)?
10/17
Describe alleles in your own words
ESSENTIAL QUESTION:
How are traits passed from parents to
offspring (children)?
OBJECTIVES:
-Finish Vocabulary T-charts
-Genotype/Phenotype Activity
-Dragon Fly Genetics
Observing Traits
pg
Glue this chart on page __in your notebooks
Trait
Hair Color
Tongue Rolling
Eye color
Hair texture
Hairline
Type of earlobe
Shape of little
finger
Shape of nose
Your phenotype
Your Genotype
Observing Traits
Use the pictures on the sheets at your table to
fill in your phenotypes and genotypes.
One Sentence Summary
pg 33
Read each paragraph and record a one sentence
summary under your trait chart.
1) Genes are ___________________________
2) Dominant genes ______________________
3) Recessive genes _______________________.
Traits Practice
pg
Copy these parent alleles on page __of your
notebook
Traits Practice
• Answer the following questions on page___ of
your notebook in complete sentences.
1.Which parent gave the brown hair allele for
hair color?
2. What is the phenotype of the offspring’s hair
color?
3. What is the phenotype of the offspring’s
hairline on their forehead?
4. Will the offspring be able to roll his/her
tongue? How do you know?
Dragonfly Genetics
What is
the code?
(ee)
What does it
look like?
(white eyes)
What does the
baby dragonfly
look like?
DO NOW
Date:
10/18
Q: How are traits passed from parents to offspring
(children)?
How are the genotype and phenotype of an
organism related?
ESSENTIAL QUESTION:
How are traits passed from parents to
offspring (children)?
OBJECTIVES:
-Brainpop-Heredity
-Punnett Square Activity
-Exit Ticket
Brainpop
Heredity
Punnett Squares
Father’s genotype – on side of square
Mother’s genotype – on top of square
Mother’s Genotype
Father’s Genotype
Punnett Square – a chart used to
show four possible ways that
genes can be combined when
passed from parents to offspring
as a result of reproduction.
Allele 1
Allele 2
Allele 1
Allele 2
Offspring
Possibility
#1
Offspring
Possibility
#2
Offspring
Possibility
#3
Offspring
Possibility
#4
Punnett Square – example
• Top left box = Mother’s first
allele, Father’s first allele
• Top right box = Mother’s second
allele, Father’s first allele
• Bottom left box = Mother’s first
allele, Father’s second allele
• Bottom right box = Mother’s
second allele, Father’s second
allele
Use this
chart of cat
traits to
complete
your page
182-184
Punnett
Square
activity.
Exit Ticket
• Create a concept map using the following
words:
Cell
phenotype
Nucleus
genotype
Chromosomes allele
Genes
Passing of traits
Sections of DNA