somatic effects, radiation effects such as cancer that occur in the exposed individual, as opposed to genetic effects, which occur in the individual's offspring.omatic effects, radiation effects such as cancer that occur in the exposed individual, as opposed to genetic effects, which occur in the individual's offspring.
It varies from spider to spider. Most have eight - four main ones  and 4 small back ones.   It depends. some have 4 some have 2.   It varies by species, but usually tâ¦hey have 6 or 8 eyes.   some have 8, some have 6 8.
Spiders (order Araneae) are air-breathing arthropods that have eight legs and chelicerae with fangs that inject venom. They are the largest order of arachnids and rank seventh in total species diversity among all other orders of organisms.