Cell Division
chromosomes that are similar in size, shape, etc.
What is homologous chromosomes?
the three stages of the cell cycle, in order
Interphase, Mitosis, Cytokinesis
process in which the number of chromosomes is halved in order to create gametes
What is meiosis?
Form of reproduction that prokaryotes undergo in which they split in half.
What is binary fission?
stage of interphase when DNA makes a copy of itself
S
when portions of a chromatid on one homologous chromosome are broken and exchanged with the corresponding chromatid portions of the other homologous chromosome
What is crossing over?
DNA tightly coiled around proteins
What are chromosomes?
division of the nucleus
What is mitosis?
Resulting cells have 23 chromosomes, or one set. Therefore, the cell is said to be __________.
What is haploid?
body cells
What are somatic cells?
Number of chromosomes in human somatic cells after cell division.
What are 46?
How many ova are produced during meiosis?
What is one?
Number of chromosomes found in gametes
What are 23?
structures to which chromosomes attach that aid in division
What are spindle fibers?
There are three chromosomes at site 18. What is this referred to as?
What is a trisomy?