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 are not insects. Insects have three body parts and six legs. Spiders have eight legs and two body parts, the abdomen and the thorax. Spiders have silk spinning glands called spinnerets, at the tip of their abdomen.Not all spiders spin webs.piders eat many types of harmful insects, helping to keep your garden free of pests. Spiders are creatures that have 8 legs, have no wings or antennae. They have 2 distinct body parts called the thorax or head and the abdomen.