What is a karyotype?
Karyotypes, Pedigrees, Blood Flashcard

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•
Biology
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A karyotype is a visual representation of an individual's chromosomes, arranged in pairs and organized by size and shape, used to identify chromosomal abnormalities.
2.
FLASHCARD QUESTION
Front
What does a pedigree chart represent?
Back
A pedigree chart is a diagram that shows the occurrence and appearance of phenotypes of a particular gene or organism and its ancestors, used to track genetic traits across generations.
3.
FLASHCARD QUESTION
Front
What are the possible blood types a child can inherit from a parent with blood type A and a parent with blood type B?
Back
The possible blood types are A, B, AB, or O.
4.
FLASHCARD QUESTION
Front
What is the significance of the ABO blood group system?
Back
The ABO blood group system classifies human blood into four main types (A, B, AB, O) based on the presence or absence of antigens on the surface of red blood cells, which is crucial for blood transfusions.
5.
FLASHCARD QUESTION
Front
What does it mean if a trait is autosomal recessive?
Back
An autosomal recessive trait requires two copies of the recessive allele for the trait to be expressed; individuals with one dominant allele and one recessive allele are carriers but do not express the trait.
6.
FLASHCARD QUESTION
Front
How can you determine the gender of an individual from a karyotype?
Back
The gender can be determined by the presence of sex chromosomes: XX indicates female and XY indicates male.
7.
FLASHCARD QUESTION
Front
What is the genotype of an individual with an autosomal recessive disorder?
Back
The genotype must be homozygous recessive (hh) to express the disorder.
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