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 study of genes, genetic variation, and heredity in living organisms. It is generally considered a field of biology, but intersects frequently with many other life sciences and is strongly linked with the study of information systems. The father of genetics is Gregor Mendel, a late 19th-century scientist and Augustinian friar.