Pedigrees By: Sara Rogers. About Pedigrees Pedigrees are charts that show the occurrence of a particular gene or phenotype in a family.

Slides:

Advertisements

Similar presentations

Genetic pedigrees parents female male offspring.

Advertisements

The following is the pedigree of a trait contolled by recessive gene action.

Pedigree Charts The family tree of genetics. Overview I.What is a pedigree? a. Definition b. Uses II. Constructing a pedigree a. Symbols III. Connecting.

Do Now : Think-Pair-Share For a height characteristic when tall is dominant What would be the phenotypic ratio for offspring of heterozygous and homozygous.

Pedigree Charts The family tree of genetics.

Warm-up: 1.When you are finished with your quiz, pick up a “Pedigree Analysis” guideline from the front of the classroom. You can use this paper to write.

Karyotyping Sex-Linked Traits and Pedigrees! Oh My!

Pedigree Charts The family tree of genetics. Overview I.What is a pedigree? a. Definition b. Uses II. Constructing a pedigree a. Symbols b. Connecting.

PEDIGREE CHARTS & KARYOTYPES Unit 6, Part 4 Notes.

A family history of a genetic condition

A family history of a genetic condition Pages 1-3 & 6-9 taken from Paul Billiet at the following website: saburchill.com/IBbiology/.../images/05PEDIGREE.

The family tree of genetics

PEDIGREE CHARTS A family history of a genetic condition.

Pedigrees A and B both represent the same family. Genetic testing shows that individual 4 has only nonmutant alleles of both genes and individual 12 has.

PEDIGREES Chapter 14. Pedigree A pedigree is a chart for tracing genes in a family They can be used to study the transmission of a hereditary condition.

4/16/12 Bell Ringer A brown and white spotted horse is a product of codominance. If this spotted horse mates with another brown and white spotted horse.

Journal Entry Why are sex-linked recessive traits such as red-green colour-blindness and hemophilia more commonly found in males than in females? Explain.

Pedigree Charts.

Lecture 3 Pedigrees and Human Conditions Genes and BioTechnology.

1 Human Genetics: Pedigrees. Pedigree Looks at family history and how a trait is inherited over several generations and can help predict inheritance patterns.

A family history of genetics

Pedigree Charts The family tree of genetics. Overview I.What is a pedigree? a. Definition b. Uses II. Constructing a pedigree a. Symbols b. Connecting.

PEDIGREES (12.3) * a chart that shows how a trait and the genes that control it are inherited within a family. Symbols: female male mate/ marriage offspring.

Pedigree Charts The family tree of genetics. What is a Pedigree?  A pedigree is a flow chart that uses symbols to show the genetic history of family.

Pedigree Charts The family tree of genetics. Overview I.What is a pedigree? a. Definition b. Uses II. Constructing a pedigree a. Symbols b. Connecting.

Pedigree Charts The family tree of genetics. What is a Pedigree?  A pedigree is a chart of the genetic history of family over several generations.

What is a Pedigree… And Nooooo it’s not Dogfood. Biology I Searcy Ninth Grade Center.

Pedigree Charts The family tree for genetics. Overview I.What is a pedigree? a. Definition b. Uses II. Constructing a pedigree a. Symbols b. Connecting.

Human Heredity Chromosomes & Pedigrees. Karyotype x.

Year 10, Pathway C  Pedigree means a lineage or descent of animals or plants  Pedigree charts are used to trace the occurrence of a particular.

Pedigree Charts The family tree of genetics. Learning Objective I can use the correct symbols to put together a pedigree chart I can predict a genotype.

Sex-linked Traits. Sex determination  Sex chromosomes – determines the sex of an individual YY XX  Males have X and Y  Two kinds of gametes  Female.

The family tree of genetics

Pedigree Charts The family tree of genetics

Pedigree Chart Notes Genetic Family Tree. What is a Pedigree?  A pedigree is a chart of the genetic history of family over several generations.  Scientists.

Pedigree Charts The family tree of genetics Pedigree Charts I II III.

Pedigree Charts The family tree of genetics. What is a Pedigree?  A pedigree is a chart of the genetic history of family over several generations. 

The family tree of genetics

The family tree of genetics

The family tree of genetics

The family tree of genetics

The family tree of genetics

Pedigree Lecture 7.

Pedigree Charts.

Pedigree Charts.

Pedigrees Pedigree charts show a record of the family of an individual. It can be used to study the transmission of a hereditary condition (genetic disease).

Pedigree Lecture Pedigree –

A family history of a genetic condition

What does pedigree mean?

Section 18.3 Pedigree Charts

Passing Through the Generations: How to Read a Pedigree

Unit 2B Human Diversity & Change

What does pedigree mean?

S3: HEREDITY E5: PEDIGREES

Take out pedigree homework

STATION 1 How many males are affected? How many females are affected?

Pedigrees A and B both represent the same family.

The family tree of genetics

Pedigree Charts Diane Philip.

Pedigrees and Inheritance Patterns

Pedigree Notes Family history that shows how a trait is inherited over ____________ generations. Carriers: those ____________ for a trait. Can determine.

Pedigrees Biology.

What does pedigree mean?

Sex Chromosomes vs Autosomal Chromosomes

Presentation transcript:

Pedigrees By: Sara Rogers

About Pedigrees Pedigrees are charts that show the occurrence of a particular gene or phenotype in a family.

Symbols Unaffected male - Affected male - Unaffected female - Affected female - Marriage -

Symbols Offspring - Non-identical twins - Identical twins - Carrier -

Question 1 What is the symbol for a carrier?

Question 2 What is the symbol for identical twins?

Question 3 Pedigrees show the occurrence of a particular __________?

Question 4 What is the symbol for marriage?

Answers Gene or phenotype 4.

Citations Google images _chartp