chapter 5 Flashcards
(11 cards)
1
Q
either male or female reproductive STRUCTURES in 1 organism
A
dioecious
2
Q
how is sex determined in diocious organisms
A
- chromosomally
- genetically
- environmentally
3
Q
How many pairs of autosomes do humans have
A
22 pairs
4
Q
How many pairs of sex chromosomes do humans have
A
1 pair
5
Q
What does O signify in grasshopper sex determination
A
absence of a chromosome
6
Q
grasshopper sex determination systems
A
xx - female
xo- male
7
Q
mammals sex determination system
A
xx- female
xy-male
8
Q
which animals use haplodiploidy systems
A
bees
wasps
ants
9
Q
what sex are Haploid sets in haplodiploidy system
A
male
10
Q
what sex are diploid sets in haplodiploidy system
A
female
11
Q
what do genotypes at one or more loci determine
A
the sex of the individual
