D. is correct: Koalas evolved after trout.
(A is false, B is also false bc amoeba are unicellular, C is false too, they are definitely not in the same class)
The answer would be B) Sponges, corals, worms, insects, spiders and crabs are all sub-groups of the invertebrate.
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Answer:
They provide the body with energy.
Explanation:
Answer:
Growth rate can be calculated by dividing the change in the number of organisms from one point in time to another by the amount of time in the interval between the points of time.
There isn't really a definition for this.
