Dogs and Turnips
Students attempt to assemble a meaningful sentence by successively turning over cards with words on them. They try to deduce the meaning of a selection while having access to only a limited selection of words.
8th - 11th Science 3 Views 1 Download
Allele and Phenotype Frequencies in Rock Pocket Mouse Populations
In the deserts of Arizona and New Mexico, some tiny creatures show just how quickly natural selection can turn a mutation into an advantageous adaptation. Watch a video about rock pocket mice, who show that one small change can make all...
9th - 12th Math CCSS: Designed
Introduction to Natural Selection: Darwin & Lamarck
Charles Darwin and Jean Baptiste Lamarck are credited for developing the theory of natural selection. After teaching your beginning biologists about acquired characteristics, they read the included selection and answer questions that...
6th - 9th Science
The Making of the Fittest: The Birth and Death of Genes
Adaptations must be made as environments change. This fabulous presentation features Icelandic icefish, a transparent, scaleless specimen that even has colorless blood. Genetics and adaptations concepts are explored as scientists study...
9th - Higher Ed Science
Natural Selection and the Owl Butterfly
The lecturer describes how certain characteristics develop. In this case, he discusses eye marking. The impact of environmental factors plays a huge role in the probability of successful reproduction and the fact that favorable genes...
13 mins 10th - 12th Science
Introduction to Evolution and Natural Selection
The evidence for natural selection is presented as a random variation of a characteristic allowing a particular strain of organism to survive with a higher probability of successful reproduction. Population change over a short period of...
18 mins 10th - 12th Science
New Review Marker-Assisted Selection
Want your class to experience selecting for desirable traits in plants firsthand? Learners extract DNA from a peach, use a dye to visualize DNA, and perform gel-electrophoresis to select for genetically-based frost resistance in peach...
9th - 12th Science CCSS: Designed