Which subatomic particles have an electoral change
a. electron and proton
b. neutron and proton
c. only electron
d. only proton

Cell specialization occurs by the process ofa. reproductionb. differentiationc. maturationd. growth

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.

About __ of the mass of the cell is water