On a hike along the desert slope of the sierra nevada mountains in california, you notice that there is an abundance of pinyon pine and juniper trees. we would identify these two plants as: ecological dominants. mutualistic species. competitors. symbiotic species.

The answer to this is b

They use the si unit, or metric system its all the same thing

The open ocean begins at the low-tide mark and extends to the end of the continental shelf

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.

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