organs
The organ that digests food by using a churning motion
What is the stomach
These things make up DNA and look like steps on a ladder
Nucleotide bases
These 2 systems have organs including the heart and lungs
What are the cardiovascular and the respiratory
The cerebrum and cerebellum are part of which organ, that is protected by the skull
What is the brain
These things are formed only during cell division. You have 46 in your body cells
what are chromosomes
These things are next to the heart and are attached to the trachea.
what are the lungs
The four nucleotide bases in DNA are what repersented by A, T, C, and G
Adenine, Thymine, cytosine, and Guanine
This phenomenon can occur when organisms from one population bring genes to a different population.
what is gene drift