Front

________ are changes in genetic material.

Back

Mutations

Front

What is the genetic material found in cells that contains the code of life, usually called DNA?

Back

Deoxyribonucleic acid

Front

Forensic scientists study ______ to help figure out crimes.

Back

DNA

Front

Differences in traits are called _________ and explain why siblings don't look exactly alike.

Back

variations

Front

Traits can be inherited or influenced by ______ factors, like the sun.

Back

environmental

Front

_________ are strands of DNA that have been tightly coiled.

Back

Chromosomes

Front

Genetic traits are passed from ________ to ________.

Back

parent; offspring

Front

A _________ is a scientist who studies viruses.

Back

virologist

Front

Humans have ____ chromosomes.

Back

46

Front

A ________ is a part of a chromosome that is inherited from the parent(s).

Back

trait