Biologists will use molecular biology to see how closely related a species is to another type of species. In molecular biology, they compare the sequences of genes (homologous or orthologous genes) found in different species. For instance, humans, cows, chickens, and chimpanzees all have a gene that encodes the hormone insulin. What can one infer about these species sharing the same insulin gene?

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.

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.