Of the Following Pairs of Organisms, Which Two are Most

Question

Of the following pairs of organisms, which two are most closely related to each other?
A) Brewers' yeast and Spirulina
B) Brewer's yeast and the Lactobacillus used in yogurt production.
C) Brewer's yeast and mushrooms
D) Penicillium camemberti and Lactobacillus
E) Penicillium camemberti and the Gram-positive bacteria used to make pickles.

Accepted Answer

Brewer's yeast and mushrooms are both fungi, making them more closely related to each other than to the other organisms listed, which include bacteria and algae.