Ascientist exploring a deep sea trench finds a new soft bodied species with an unknown shape. she is able to determine it to be a mollusk because it has

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

Recombinant dna (rdna) creates offspring which are genetically identical to the parent is the process of breeding only organisms with desirable traits involves the removal of the nucleus of a cell combines genes from organisms of different species in a lab

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?