Dna a.)contains hereditary information b.)is found inside the nucleus c.)is made of four chemical bases d.)all of the above

Option D

All of the options are Correct

DNA is composed of four sub units namely A, G, T or U and C. DNA is also responsible for carrying the genetic information through the specialized codon pairing of these sub units. DNA is a polymer which is found on the chromosomes which swim in the nucleus with in the cell.

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.

layer 3 is younger than layer 6.