Copy number of tandemly repeated genes encoding structural RNAs in sample Eukaryotes

Species

Pre-rRNA genes

5S-rRNA genes

tRNA genes

Saccharomyces cerevisiae

140

140

250

Dictyostelium

180

180

?

Tetrahymena pyriformis

  • Micronucleus
  • Macronucleus


 

  • 1
  • 200

 


 

  • 300
  • 300


 

  • 80 0
  • 80 0

Drosophila melanogaster

  • X chromosome
  • Y chromosome


 

  • 250
  • 150


 

  • 165
  • 165


 

  • 86 0
  • 86 0
     

Xenopus laevis

450

24,0000

1150

Human

Text iGenetics by Peter J. Russell

This web site is provided for instruction in Botany and Zoology 342

by Kenneth G. Wilson,
Professor of Botany
Miami University
wilsonkg@muohio.edu