Need help ASAP TY BOYS AND GIRLS What is the best definition of the word tumour? *

1)an abnormal clump of cells
2)a clump of cells that are about to die
3)a clump of cells that are producing toxins
4)cells that are dividing rapidly and can spread to other parts of the body

4) Cells that are dividing rapidly and can spread to other parts of the body

Explanation:

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands