Spermatogenessis - Primary Spermatocyte Flashcards
0
Q
What is the ploidy number of primary spermatocyte?
A
4N
1
Q
At what stage in meiosis is primary spermatocyte?
A
chromosomes visible in prophase I
2
Q
What is the chromosome content of primary spermatocyte?
A
contains 46 double-chromatid chromosomes
3
Q
What is the chromosomal crossover?
- why is it significant?
A
Chromosomal crossover occurs at the chromatid tails and allows for individual variation in genes
4
Q
What are homologous chromosomes?
A
paternal and maternal chromosomes randomly separate into pairs
5
Q
How are homologous chromosomes separated during meiosis I?
A
Reductional division
