Test #3- Meiosis Flashcards
1
Q
Does meiosis increase or decrease the number of chromosomes?
A
Decreases–REDUCES
2
Q
How many pairs of chromosomes do humans have?
A
23 pairs
3
Q
Two chromosomes in a pair are called __________ chromosomes?
A
HOMOLOGUS
4
Q
Which chromosome determines gender?
A
chromosome pair #23
5
Q
When does duplication happen?
A
interphase–prophase
6
Q
What is the synaptonemal complex?
A
something that holds the sister chromatids together in a zipper like function
7
Q
How does crossing over occur?
A
there gets a cut and the other chromatid fixes it (CHIASMATA) therefore crossing over occurs
