They came from DNA /

Explains genetics and how DNA works through imaginary newspaper columns, letters from parent to child, and other scenarios.

Bibliographic Details

Main Author:	Aronson, Billy
Other Authors:	O'Leary, Danny (Illustrator)
Format:	Book
Language:	English
Published:	New York : Scientific American Books for Young Readers, [1993]
Series:	Scientific American mysteries of science.
Subjects:	Genetics > Juvenile literature. DNA > Juvenile literature. Genetics. DNA.