DNA

Front

A DNA molecule is shaped like a __________.

Back

spiraled ladder

Front

A chromosome is made of coiled up ___________.

Back

DNA

Front

Our height is usually a result of an _______________________.

Back

inherited trait

Front

Most chromosomes are shaped like the letter __________.

Back

X

Front

What are the x-shaped objects called inside of the nucleus of a cell?

Back

chromosomes

Front

What is the basic unit of heredity in living organisms?

Back

gene

Front

What is the structure that carries genetic information?

Back

DNA

Front

What is the process by which DNA makes a copy of itself?

Back

replication

Front

What are the building blocks of DNA called?

Back

nucleotides

Front

What are the four bases of DNA?

Back

adenine, thymine, cytosine, guanine