Tools and Materials. 1  Twelve or more table tennis balls. 2  One different-colored table tennis ball. 3  Wire basket. 4  Cardboard cut to fit over the basket opening. 5  Tape. 6  A hair dryer (set to the coolest setting), fan, or other blower.
hereditary definition. A descriptive term for conditions capable of being transmitted from parent to offspring through the genes. The term hereditary is applied to diseases such as hemophilia and characteristics such as the tendency toward baldness that pass from parents to children. Word of the Day.
Genetics is the science of the way traits are passed from parent to offspring. For all forms of life, continuity of the species depends upon the genetic code being passed from parent to offspring. Evolution by natural selection is dependent on traits being heritable. Genetics is very important in human physiology because all attributes of the human body are affected by a personâs genetic code.