Shared Flashcard Set

Details

B. Yang
Mitosis
6
Science
7th Grade
01/28/2010

Additional Science Flashcards

 


 

Cards

Term
Cell Division
Definition
The formation of two daughter cells from a single parent cell
Term
Centriole
Definition
a cylindrical organelle in animal cells that is involved in the cell division.
-Centrioles form spindle fibers which separate chromosomes during cell division.
Term
Centromere
Definition
the part of a chromosome where the chromatids are attached
-During mitosis, spindle fibers attach to the chromosome at the centromere.
Term
Chromatid
Definition
One of two identical halves of a replicated chromosome.
Term
Chromatin
Definition
DNA Strands in the nucleus during interphase.
-Chromatin stains dark, making it relatively easy to see. (The Greek Root "Chroma" means color)
Term
Chromosome
Definition
A structure formed from condensed chromatin.
-Chromosomes consist of two identical chromatids attached at the centromere, giving them a characteristic "X" shape.
-Chromosomes occur in pairs. Human cells have 23 pairs of chromosomes, or 46 total chromosomes.
Supporting users have an ad free experience!