If you start with a single bacterium, capable of dividing every 20 minutes, how many bacteria would you have after just 4 hours

4096

Explanation:

Multiple 1 (original bacterium) by 2, 12 times

1*2*2*2*2*2*2*2*2*2*2*2*2 = 4096

answer; i believe the answer is (polygenic inheritance;

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.