Found 5 images:

Mitochondrial genes (2 of 2)
Nuclear DNA is inherited from all ancestors. Mitochondrial DNA is inherited from a single lineage.
Mechanisms of evolution (4 of 4) Natural selection
Imagine that green beetles are easier for birds to spot (and hence, eat). Brown beetles are a little more likely to survive to produce offspring. They pass their genes for…
Mechanisms of evolution (3 of 4) Genetic drift
Imagine that in one generation, two brown beetles happened to have four offspring survive to reproduce. Several green beetles were killed when someone stepped on them and had no offspring.…
Mechanisms of evolution (2 of 4) Migration
Some individuals from a population of brown beetles might have joined a population of green beetles. That would make the genes for brown beetles more frequent in the green beetle…