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15 terms

Genetics Exam 1: Lecture 3 and 4

Probability Pedigree Analysis
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multiplication
Use the ______ rule when trying to find the probability of getting one trait multiple times (AND)
addition
Use the _____ rule when trying to find the probability of getting more than one trait/possibility (EITHER/OR)
male
In human pedigree analysis, a square represents a _____
female
In human pedigree analysis, a circle represents a ______
1-22
Autosomal inheritance is located on chromosomes _______; cannot be on X or Y chromosomes (sex chromosomes)
Autosomal recessive
For __________ inheritance, affected individuals usually have unaffected parents
Autosomal recessive
For __________ inheritance, parents are usually asymptomatic carriers
sexes
Autosomal and recessive inheritance affects both ______
Inbreeding
_____ is common for autosomal recessive inheritance.
25%
Children of two carriers are affected ___ of the time for autosomal recessive inheritance
asymptomatic
For autosomal recessive inheritance, parents are usually ______ carriers. (another word for heterozygous)
Autosomal dominant inheritance
For _________ inheritance, the affected person usually has at least one affected parent
50%
Children of affected x unaffected parents in autosomal dominant inheritance have a ___ chance of inheriting the trait (assuming affected parent is heterozygous)
Autosomal recessive inheritance
This type of autosomal inheritance skips generations
Autosomal dominant inheritance
This type of autosomal inheritance occurs in every generation