Chapter 11 & 13 Flashcards
(15 cards)
What is the blood type of the kids if a heterozygous male blood type B marries a heterozygous female blood type A?
Ab
How many dominant alleles must be a present in a parent for that trait to show?
At least one
Know the different blood types.
A, B, AB, O
What is the orgin of no disjunction for an XYY genotype that produces a nearly normal male?
Meiosis in sperm formation
The egg formation during meiosis resulting in non disjunction can be written as __________?
XXY
What type of heredity is not possible if a man with a certain syndrome marries a woman who is normal for that trait. If 3-boys are not affected, but the 3-girls having the syndrome?
Y-linked, X-linked
A female with a non-normal set of sex chromosomes her cells show two Barr bodies could be written as __________.
Y chromosome or dosage compensation
In a karyotype, chromosomes are arranged in ____________ order of size.
Decreasing
How many normal human autosomes are shown in a karyotype?
22
If a man who is an albino marries a women whose father has the trait for albinism, what % of their children would be albino?
25%
Be able to tell the total number of chromosomes and abnormality in a karyotype.
Chromosome=46 lab normal= 45/47
How many chromosomes does the human genome have?
46
Be able to find the genotype of an unknown organism?
Test cross/ punett square
Be able to translate genetic material of DNA. GAATTC
It is the 5 to 3 recognition site for ECORI
What type of offspring would a test cross if the genotype of one parent is homozygous dominant
Heterozygous
