A reproductive signal, replication, segregation of DNA and cytokinesis
DNA replication, crossing over, and segregation of DNA
DNA replication and segregation of DNA
Cell growth and cytokinesis
DNA replication, segregation of DNA, and cytokinesis
One chromosome that is circular; many chromosomes that are linear
Several chromosomes that are circular; many chromosomes that are linear
One chromosome that is linear; many chromosomes that are circular
Two chromosomes that are circular; eight chromosomes that are linear
None of the above
The chromosome number in the resulting cells is halved.
DNA replication is completed in prophase.
Crossing over occurs during prophase.
Two genetically identical daughter cells are formed.
It consists of two nuclear divisions.
During both mitosis and meiosis
Only during mitosis
Only during meiosis
During the S phase
Be in meiosis.
Be in mitosis.
Be in interphase.
Have condensed chromatin.
Both b and d
Mitosis and meiosis
G1, the S phase, and G2
Prophase, metaphase, anaphase, and telophase.
Interphase and mitosis.
Meiosis and fertilization.
The orderly distribution of genetic material to two new nuclei
Teh replication of the DNA
Exposing the genetic information on the DNA
The unwinding of DNA from around the histones
The disappearance of the nuclear membrane
The S phase.
Polar and kinetochore microtubules
From the poles of the cell toward the mtaphase plate.
From the metaphase plate toward the poles.
Toward teh nuclear envelope.
Along with teir sister chromatids toward one pole.
Along with the other member of the homologous pair toward the metaphase plate.
Are at opposite poles.
Line up at the equatorial plate.
Are at opposite poles.
At the end of telophase
At the beginning of prophase.
At the end of interphase.
At the end of metaphase.
Only in dying cells.
Takes a great deal of time
Produces a lack of variation among the progeny.
In which the genes are arranged haphazardly.
Containing only one copy of each chromosome.
That has resulted from the process of mitosis.
With twice the number of chromosomes
None of the above.
The exchange of genetic information between male and female gaetes during eiosis I.
The random separation of homologous chromosomes.
The union of male and female gametes.
Crossing over, independent assortment,a nd random fertilization
Random assortment of male and female chromosomes.
A total of 23
A total of 46
They come from only one of the individual's parents.
They usually contain slightly different versions of the same gtenetic information.
They separate from each other during meiosis I
They synapse during meiosis I
Each contains two sister chromatids at the beginning of the meiosis I