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.
Have you ever wondered how many legs spiders have? For answers to these questions and more keep reading... 6 Legs or 8 Legs Arthropods are a group of invertebrates (animals with no backbone) that have jointed legs, segmented bodies, and hard, protective coverings called exoskeletons.