Homologous chromosomes Flashcards
1
Q
Definition of hiploid
A
one copy of each specific chromosome in each set
2
Q
Definition of diploid
A
two copies of each specific chromosome in each set
3
Q
Definition of homologous chromosomes
A
matching pairs of chromosomes that have the same genes at the same positions
4
Q
Sister chromatids
A
arms of chromosomes
5
Q
Autosomes
A
Chromosomes pairs 1-22
6
Q
Metacentric
A
- Centromere is positioned in the middle of chromosome
-p and q arms are equal length
7
Q
Submetacentric
A
- centromere positioned towards top end
- q arms are approximately twice the length of the shorter p arms
8
Q
Acrocentric
A
- centromere postitioned very close to top end
- p arms are very short and q arms are very long
9
Q
Telocentric
A
- centromere is positioned at the tip of the chromosome
- no p arms
10
Q
Genotype
A
The combination of alleles and genes you recieve from your parents
11
Q
Phenotype
A
The physical appearance that results from the genotype
12
Q
Carrier
A
The individual is heterozygous for the trait, but they don’t show the trait.
