Question

All of the substances are _____ which cause inheritable changes in genetic material.

A agents
B mutagens
C pathogens
D vectors

Answer 1

B. mutagens

Step-by-step explanation:

All of the substances are mutagens which cause inheritable changes in genetic material. Many of these are carcinogens as well.

Answer 2

All of the substances are _mutagens_ which cause inheritable changes in genetic material.

B. mutagens