DO NOWDate: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 Bracelets1) Create a Chromosome

with two pipe cleaners2) 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 NOWDate:10/16 &10/17

Q: How are traits passed from parents to offspring (children)?

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 notebooksTrait Your phenotype Your Genotype

Hair Color

Tongue Rolling

Eye color

Hair texture

Hairline

Type of earlobe

Shape of little fingerShape of nose

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

Male

Alleles

Female

Alleles

What is the code?

(ee)

What does it look like?

(white eyes)

What does the baby dragonfly

look like?

DO NOWDate: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

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.

Father’s genotype – on side of squareMother’s genotype – on top of square

Offspring Possibility

#1

Offspring Possibility

#2

Offspring Possibility

#3

Offspring Possibility

#4

Mother’s Genotype

Allele 1

Fat

her

’s G

eno

typ

e

Allele 2

Allele 2Allele 1

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 genotypeChromosomes alleleGenesPassing of traitsSections of DNA