True/false
Sometimes extinction can have a very large impact on an ecosystem. Such
important species are called keystone species.
True/false
Sometimes species are closely linked to another species. When one goes, the
other one that depended on it goes as well -w just like dominoes knocking each
other over. This is known as “domino extinction."

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acceleration= v2-v1/t so 8m/s-3m/s / 3s =to 8/3 or

2.67 m/s^2

hope i

-lavira: )

a- multicellular

b-eukaryotic

c-no cell wall

d-heterotrophic

e-autotrophic