We live now in an eon of 542 million years in which abundant animal and plant life has existed. It is the Phanerozoic eon. Therefore, the correct answer is B. Phanerozoic.
Answer:
When you are finished with the microscope, return the scanning lens (4X) to place.
Explanation:
What is the main source of downward convection<span> flow in the mantle called? The downward sliding characteristic of ridge-push is the result of what? </span>What causes<span> the </span>thermal convection that drives plate motion<span>? Is it the downward arm of convective flow in the mantle?
Here's your answer...
</span>The heat driving<span> mantle </span>convection<span> has three sources. "Primordial" </span>heat<span> (left over from the accretion and differentiation that led to the formation of Earth's core) contributes 20 to 50% of the </span>heat<span>. ... Mantle </span>convection<span> is the main mechanism by which this </span>heat<span> escapes from the interior of Earth.
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Hope this helped
Answer:
A plant cell is your answer
Explanation:
prosses of elimination
animal cell - dose not have a cell wall
algae cell - its cell wall has more of a bubblelike appearance
bacterium cell - cell wall is not rigid, and color can vary it has more of a lose thread type look.
plant cell - has a green cell wall that is rigid <--- this is your answer
Answer:
B I think it sounds right
