Certain insects resemble the twigs of trees on which they live. The probable reason for this resemblance is that a)the trees caused a mutation to occur
B)no mutations have taken place
C)natural selection has favored this trait
D)the insects needed to camouflage themselves

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

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.