Ch. 2 Chromosomes and Cellular Reproduction Flashcards
What has a nucleus, linear DNA, membrane bound organelles and histones
eukaryote
What is only made of two macromolecules?
virus
What is the way that prokaryotes replicate?
binary fission
How many pairs of chromosomes do humans have?
23
How many pairs of HOMOLOGOUS chromosomes does a human male have?
22
What is a set of chromosomes, one from each parent, that code for the same trait, but not necessarily the same alleles?
homologous chromosomes
What is a set that contains identical information?
sister chromatids
What are the ends of eukaryotic chromosomes?
telomere
What are the middle of eukaryotic chromosomes?
centromeres
What are the two main stages of the cell cycle?
M phase
interphase
What are the stages of interphase?
G1
G2
S
Where do sister chromatids appear?
S phase
This phase is entered if the cell does not want to continue cell division?
G0
What main purpose of this stage is cell growth
interphase
What results in 2 generally identical cells with a fell set of chromosomes?
mitosis