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10 Cards in this Set

  • Front
  • Back
what is cytology
the study of structure and function of cells
what is the basic unit of structure and function?
Cells
what most important organelle in the cell
regulates all cellular activity
Nucleus
What contains hereditary material in the form of DNA arranged as genes, located on chromosones.
Also carries out cell division
the nucleus
Chomosones are composed of
DNA and Histones
Humans have how many chromosones?
46 chromosones or 23 pairs
What is autosomes?
22 pair of chromosones
Semi conservative replication is??
when hereditary material is copied.
Dna is composed of ??

and is held together by?
2 anti parrallel strands

hydrogen bonds
dna replication is said to be?
Semi conservative Replication