R r Y y

HETEROZYGOUSROUND YELLOW

WHAT ARE THE POSSIBLE GAMETES THIS PARENT CAN MAKE?

Each gamete shouldget one of each kindof gene

___________ ____________ _____________ _____________

RY Ry rY ry

RY

Ry

rY

ry

Sign of a ______________________ cross is a_____________ ratio in offspring.

____ Round & Yellow

____ Round & green

____ Wrinkled & yellow

____ wrinkled & green

__________ratio is a clue that it’s a _________________________cross

____ ____________ TRAIT 1 ; ____________ TRAIT 2 ____ ____________ TRAIT 1; _____________ TRAIT 2

____ ____________ TRAIT 1; _____________ TRAIT 2

____ ____________ TRAIT 1; _____________ TRAIT 2

What is the probability? AaBBCcdd parent genome

What is the probability of producing a gamete with this gene combination?ABCd _____________________________

AbCd ______________________________

abcd _______________________________

What is the probability? AaBBCcdd X AabbCCDd parents

What is the probability of producing a offspring with this gene combination?AABbCcDd _____________________________

AaBBccdd______________________________

aaBbccDd_______________________________

What is the probability? AaBBCcdd parent genome

What is the probability of producing a gamete with this gene combination?ABCd _____________________________

Abcd ______________________________

Abcc _______________________________

What is the probability? AaBBCcdd X AabbCCDd parents

What is the probability of producing a offspring with this gene combination?AABbCcDd _____________________________

AaBBccdd______________________________

aaBbccDd_______________________________

Is it possible that this pedigree is for an autosomal recessive trait?  Is it possible that this pedigree is for an X-linked recessive trait?

Write the genotype of each individual next to the symbol.

The following is a pedigree of Dwarfism.

Is this trait inherited as AUTOSOMAL OR X-LINKED? DOMINANT or RECESSIVE?

Fill in the genotypes for A, B, C, and D 

http://highered.mcgraw-hill.com/sites/0072485949/student_view0/chapter3/interactive_activity.html

The inheritance of the disorder in II-3 from his father rules out what form of inheritance?

http://www.mybookezzz.org/ebook.php?u=aHR0cDovL21jYi5iZXJrZWxleS5lZHUvY291cnNlcy9tY2I0MS9wcmFjdGljZV9wcm9ibGVtc19hbnN3LnBkZgpQcmFjdGljZSBwcm9ibGVtcyAod2l0aCBhbnN3ZXJzKSBUaGlzIGlzIHRoZSBkZWdyZWUgb2YgZGlmZmljdWx0eSBvZiAuLi4=

Is this trait inherited as AUTOSOMAL OR X-LINKED? DOMINANT or RECESSIVE? 

http://www.mansfield.ohio-state.edu/~sabedon/biol1128.htm#A1

a) Write the genotype of each individual next to the symbol.

b) Is it possible that this pedigree is for an autosomal recessive trait? EXPLAIN YOUR ANSWER

c) In this pedigree, two generations have been skipped.

What can you conclude about recessive traits skipping generations?

A Wild type fruit fly (heterozygous for gray body and normal wings) is mated with a black fly with vestigial wings.OFFSPRING: 778- wild type785- black-vestigial158- black- normal wings162- gray body-vestigial wings

What is the recombination frequency between these genes?

A Wild type fruit fly (heterozygous for gray body and red eyes) is mated with a black fly with purple eyes.OFFSPRING: 721- gray body/red eyes751- black body/purple eyes49- gray body/purple eyes45- black body/red-eyes

What is the recombination frequency between these genes?

Determine the sequence of genes along a chromosome based on the following recombination frequencies

A-C 20%A-D 10%B-C 15%B-D 5%

Determine the sequence of genes along a chromosome based on the following recombination frequencies

A-C 10%A-D 30%B-C 24%B-D 16%