Which of the following answers contain four disease causing organism?
a. protozoa, inchworms, viruses, bacteria
b. bacteria, virus, protozoa, fungi
c. virus, bacteria, antibiotics, mitochondria
d. protozoa, fungi, antibiotics, virus

The best answer is B.

Bacteria can be agents of disease. Diseases caused by bacteria are called bacterial infections.  Examples are typhoid which is caused by a bacteria called Salmonella and sore throat which is cause by a bacteria called Streptococcus

Viruses are smaller than bacteria but they have to invade and enter cells in order to live. They can cause  diseases such as HIV Aids and Hepatitis.

Protozoa are unicellular organisms mostly found in water. An example is amoeba which can cause amoebic dysentery.

Fungi are organisms which feed on dead organic matter. They can cause diseases such as Athletes foot in man.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme

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.