Heredity Lecture Flashcards
Parent 1 can roll his tongue. Parent 2 cannot roll. her tongue. What is the probability that the offspring of this couple will not be able to roll their tongues?
Cannot be determined
ABO blood types is an example of
Multiple allele inheritance
How many autosomes are there per person?
22 pair
Hemophilia is an example of
Sex linked inheritance
Parent 1 can roll his tongue. Parent 2 cannot roll her tongue. Parent 1’s mother cannot roll her tongue. What is the probability that the offspring of this couple will not be able to roll their tongues?
50%
When creating a punnett square which of the following is incorrect?
Put the recessive allele first in the homologous pairs
What is a karyotype?
A display of chromosomes lined up in homologous pairs
Which is true of human chromosomes?
There are 46
Brown hair, blonde hair, auburn hair, and black hair are examples of what?
Alleles
What is the term that means the same allele can have different physical effects dependent upon whether it was donated by a male or female?
Epigenetic marks
When random fertilization is not followed there are some negative results. Which is not a result of lack of random fertilization?
Environmental defects
How many chromosomes are in a sperm?
23
Parent 1 can roll his tongue. Parent 2 cannot roll her tongue. What is the probability that the offspring of this couple will be able to roll their tongues?
Cannot be determined
Eye color is an example of
Polygenic inheritance
What is a pedigree?
A depiction of genetically related family members; it generally is purposed to track a trait
