Chapter 11-4: Meiosis Flashcards
1
Q
What is the purpose of meiosis?
A
Reduction division in which the number of chromosomes per cell is cut in half
2
Q
What types of organisms undergo meiosis?
A
Multicellular
3
Q
Which types of cells undergo meiosis?
A
Sex (reproductive structures)
4
Q
What is haploid?
A
Single set of chromosomes
5
Q
What is diploid?
A
Two sets of chromosomes
6
Q
What is fertilization?
A
Make and female reproductive cells join
7
Q
Is diploid 2N or N?
A
2N
8
Q
Is haploid 2N or N?
A
N
9
Q
Is egg 2N or N?
A
N
10
Q
Is sperm 2N or N?
A
N
11
Q
Are skin cells 2N or N?
A
2N
12
Q
Is gamete 2N or N?
A
N?
13
Q
Does the cell start as haploid or diploid?
Then after meiosis does the cell end up as 1N or 2N?
A
Diploid
1N
14
Q
Which of the following sequences represents chromosome number during fertilization?
A
N+N > 2N
15
Q
What phase of meiosis does crossing over occur?
A
Prophase 1
