Small rocky bodies that eventually form planets are called
a. rocks
b. asteroids
c. planetesimals
d. meteors

Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?

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.

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen