Membranes found inside asks around chloroplasts divided them into compartments. this is useful because it allows
a) of the three stages of the calvin cycle to be kept separate.
b) a proton gradient to be produced.
c) light energy to be efficiently absorbed.
d) chlorophyll not to come into contact with atp.

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.