Genetics for Dummies
Chapter One
What Genetics Is and Why
You Need to Know Some
In This Chapter
* Introducing the subject of genetics
* Uncovering the activities of a typical genetics lab
* Getting the scoop on career opportunities in genetics
Welcome to the complex and fascinating world of genetics. Genetics is
all about physical traits and the code carefully hidden away in DNA
that supplies the building plans for any organism. This chapter explains what
the field of genetics is, and what geneticists do. You get an introduction to
the big picture and a glimpse at some of the details found in other chapters
of this book.
What Is Genetics?
REMEMBER
Genetics is the field of science that examines how traits are passed from one
generation to the next. Simply put, genetics affects everything about every
living thing on earth. An organism's genes, snippets of DNA that are the fundamental
units of heredity, control how it looks, behaves, and reproduces.
Because all biology dep ... read full excerpt from Genetics For Dummies ebook