Reproduction
A single parent gives rise to virtually
identical offspring
Asexual Reproduction
A pair of chromosomes matched in length,
position of the centromere, the staining pattern, and have the same genes (but differ in alleles)
Homologous chromosomes (homologs)
The area on a chromosome where crossing over occurs
Chiasmata
Somatic cells contain how many chromosomes?
46
The display of chromosome pairs of a cell, arranged by size and shapes
Karyotype
This complex holds homologues
Synaptonemal complex
A haploid sperm (n) unites with a haploid egg (n) in a process called?
Fertilization
A life cycle that contains both diploid and haploid multicellular stages
Alternation of generations
Meiosis in a sporophyte produces haploid cells called
Spores
Cells that contain one set of chromosomes are called?
Haploid
A fertilized egg is also known as?
Sister chromatids separate in this round of Meiosis
Meiosis II
The products of meiosis are?
4 genetically distinct haploid cells
Of the 23 pairs of chromosomes in Humans, how many are autosomes?
22
A somatic cell of a species contains 24 chromosomes, how many chromosomes are found in each gamete?
12