Genetics quiz 2 Flashcards
1
Q
What are polygenic traits
A
they are determined by multiple alleles
eye/skin color
hight
2
Q
what is incomplete dominance
A
Both alleles are dominant and heterozygous offspring show a blending of traits
example mom;curly dad: straight, child: Wavy
3
Q
what is co-dominance
A
Hybrid organism shows both traits
example
sRsR=red
sBsB=blue
sRsB=red & blue
4
Q
what are the 2 difference types of chromosomes
A
autosomes - body characteristics
sex chromosomes-gender characteristics
5
Q
when is gender determined
A
during fertilzation
6
Q
what is a another word for sex-linked traits
A
x-linked traits
7
Q
the sex-linked trait is missing from what chromosome
A
the y( male)
8
Q
normal male
A
xh y
9
Q
normal female
A
xH xH and xH xh
10
Q
female carrier
A
xB xb
11
Q
colorblind male
A
xH y
12
Q
What is a colorblind female
A
Xhxh
