The lichen shown here is an example of ____

a. competition
b. parasitism
c. predation
d. commensalism
e. mutualism


ANSWER: e

Biology & Microbiology

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With sexual reproduction, two genes for the same

trait that are slightly different are called __________. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

In eukaryotic cells, ________ are energy-producing organelles that contain DNA

A) nuclei B) lysosomes C) chromosomes D) nucleoli E) mitochondria

Biology & Microbiology

How many nuclear divisions does meiosis utilize?

What will be an ideal response?

Biology & Microbiology

Small organisms that feed on dead or dying organic material are known as:

1.Decomposers 2.Detritivores 3.Parasites 4.Scavengers

Biology & Microbiology