The energy available at the trophic level that forms the base of an energy pyramid is 5,000 kilocalories. how much energy is available at the trophic level that has secondary consumers? a. 500 kilocalories b. 50 kilocalories c. 5 kilocalories d. 0 kilocalories

spiders belong to a group of arachnids.

arachnids have the following traits :

they have two body parts.

they have eight legs unlike insects which have 6 legs.

they have no wings.

these traits distinguish them from insects.

the information that antonio is doubting us the statement that spiders differences are as a result of being first to evolve.

this is because the evolution of one species is independent of the other species.

a symbiotic relationship with the mitochondria

idk what happened..you tell

a

explanation: