M9 Flashcards
ap psychology (26 cards)
What is the total number of chromosomes in the karyotype in Figure 1?
46
This is the normal number of chromosomes in a human karyotype.
How many autosomes are in the karyotype in Figure 1?
44
Autosomes are chromosomes 1-22.
What type of sex chromosomes are present in a male karyotype?
X and Y
Males have one X and one Y chromosome.
Does the karyotype in Figure 1 show a chromosomal condition?
No.
What does monosomy refer to?
One chromosome.
What does trisomy refer to?
Three chromosomes.
How many total chromosomes are in the karyotype in Figure 2?
47.
How many autosomes are present in the karyotype in Figure 2?
25.
How many sex chromosomes are present in the karyotype in Figure 2?
2.
Is the karyotype in Figure 2 male or female?
Female.
Does the karyotype in Figure 2 show a chromosomal condition?
Yes. Trisomy.
How many chromosomes are in the karyotype in Figure 3?
47.
How many autosomes are present in the karyotype in Figure 3?
44.
Is the karyotype in Figure 3 male or female?
Male.
Does the karyotype in Figure 3 show a chromosomal condition?
Yes. Monosomy.
How many chromosomes are there in the karyotype in Figure 4?
45.
How many autosomes are present in the karyotype in Figure 4?
44.
How many sex chromosomes are present in the karyotype in Figure 4?
1.
Is the karyotype in Figure 4 male or female?
Female.
Does the karyotype in Figure 4 show a chromosomal condition?
Yes. Monosomy.
How many chromosomes does each parent give to an offspring?
23.
What is nondisjunction?
When chromosomes fail to separate properly during meiosis.
In which figures did nondisjunction occur?
2, 3, and 4.
Which conditions likely have a larger effect on phenotype: autosomal or sex chromosomal conditions?
Sex chromosomal conditions.
