To distinguish between human and animal hair, forensic scientists may look at what part of the hair?
a. medulla
b. nuclear
c. root
d. color

How does deforestation affect the water cycle? a. it increases the amount of runoff b.it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff

During the process of two rails or sides break apart and attract new nucleotide bases to form a new and complete strand.

Isotopes of the same element have differ in their