In a genetic cross, a Punnett square is used to determine the possibilities of the genotypes and among the offspring.

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.

During which phase does earth see more than half of the moon's surface? 1)first quarter2)third quarter3)waxing gibbous4)waning crescent

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?