There is only two possible offspring.
Bb and bb
Homo is the same
Hetero is different
b b
B <u> Bb </u> <u> Bb</u>
b <u> bb </u> <u> bb </u>
X-rays are the radiation that allows us to see through the skin to visualize bones
The main difference between the organisms are the uses of the appendage and the size and number of certain bones. The human arm is used for a variety of functions while the lizard's and the cat's are used for walking an climbing, the whale's for swimming, the frog's for support and the bird's and the bat's for flying.