Answer:
has no nucleus; found in unicellular organisms
Explanation:
Their sex chromosomes or gender doesn't play a role in determining whether the cancer is from exposure to carcinogens. usually,an abnormality in sex chromosomes leads to hereditary type cancers inherited fro their parents, but with carcinogens they dont have a very major role to play with.Rest 3 options would surely determine an individual getting cancer from carcinogen.
Answer:
it is 180 million years old
