42. Which branch of biology is concerned with studying physical characteristics in humans, like hair color
and overall appearance, through the passing on of specific characteristics?
a. inheritance
b. genetics
c. genealogy
d. psychology
43. The actual transmission of the physical qualities we receive from our parents and pass on to our
offspring, and the law by which living beings tend to repeat characteristics from one generation to the
next is called
a. physiology.
b. inheritance.
c. heredity.