The monarch butterfly stores a poisonous chemical from the milkweed plant in its body. The chemical makes the other animals who might eat the monarch butterfly sick. This is an example of: a) mutualism
b) commensalism
c) parasitism
d) competition

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Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.

How many autosomes are in this human karyotype? how many sex chromosomes?

Why is carbon the backbone of liveing things