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An example showing a modification that has occurred as a result of biological evolution
Views: 1567
Filesize: 63.41kB
Date: Jun 10, 2011
 Diagrams showing the multiple energy shells and orbitals of a nitrogen atom
Views: 1792
Filesize: 109.13kB
Date: Jun 13, 2011
 The Racker and Stoeckenius experiment showing that an H+ electrochemical gradient drives ATP synthes
Views: 8742
Filesize: 85.09kB
Date: Jun 20, 2011
 Griffith's experiments that showed the transformation of bacteria by a “transfor
Views: 7785
Filesize: 132.29kB
Date: Jun 23, 2011
Hershey and Chase experiment showing that the genetic material of T2 phage is DNA
Views: 3761
Filesize: 92.02kB
Date: Jun 23, 2011
 The Meselson and Stahl experiment showing that DNA replication is semiconservative
Views: 2801
Filesize: 162.25kB
Date: Jun 23, 2011
 Leder's experiment showing the binding of mRNA to DNA that contains an intron
Views: 2271
Filesize: 88.09kB
Date: Jun 23, 2011
 A molecular model showing chromosome territories in the cell nucleus of humans
Views: 1794
Filesize: 38.17kB
Date: Jun 25, 2011
A molecular model showing chromosome territories in the cell nucleus of humans
Views: 3790
Filesize: 75.88kB
Date: Jun 25, 2011
 Micrographs showing cytokinesis in animal and plant cells
Views: 2002
Filesize: 125.84kB
Date: Jun 25, 2011
 A cross of sweet peas showing that independent assortment does not always occur
Views: 3036
Filesize: 121.34kB
Date: Jun 27, 2011
 Evolutionary change in the tetrapod lineage, showing a transitional form.
Views: 2462
Filesize: 101.85kB
Date: Jul 12, 2011
lower surface of Arabidopsis thaliana leaf, showing a trichome
Views: 1180
Filesize: 187.12kB
Date: Sep 7, 2012
 Heliotropium (marine heliotrope) lower leaf surface, showing trichomes and a few stomata
Views: 2805
Filesize: 179.66kB
Date: Sep 7, 2012
 Brain cells of a laboratory mouse are shown glowing with multicolor fluorescent proteins
Views: 2341
Filesize: 360.11kB
Date: Sep 7, 2012
 Alveoli
Views: 992
Filesize: 378.28kB
Date: Oct 14, 2012
brain model
Views: 1467
Filesize: 116kB
Date: Jan 23, 2013
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