Lab Quiz 2 Flashcards
What holds two sister chromatids together?
A centromere
DNA replication occurs during _________.
Interphase
A rod-shaped body in the nucleus that is seen during mitosis and meiosis and that contains DNA
Chromosome
An organelle found inside the nucleus; composed largely of RNA for ribosome formation
Nucleolus
Microtubule structure that brings about chromosome movement during cell division.
Spindle
The two identical parts of a chromosome following DNA replication.
Chromatids
The central microtubule-organizing center of cells consists of granular material (2 centrioles in animal cells)
Centrosome
A constriction where duplicates of a chromosome are held together.
Centromere
Duplicates of a chromosome are called what?
Sister chromatids
A short, cylindrical organelle in animal cells that contain microtubules and is associated with the formation of the SPINDLE during cell division
Centriole
Short, radiating fibers produced by centrioles; important during mitosis and meiosis.
Aster
During what stage of the cell cycle does DNA replication and chromosome duplication occur?
Interphase
What stage does the cell remain in for the longest time?
Interphase
To what Kingdom does Euglena belong?
Euglena = Protista
To what Kingdom does Aspergillus belong?
Aspergillus = Fingi