Answer:
an opening into a vessel or cavity of the body.
The theory of continental drift was given a scientific status during the:
1960's.
I think all three ideas should be selected since they were all in the blue box so it seems like it’s included
<span>This is invalidate, because the amount of energy should stay constant.</span>
Cyanobacteria are oxygenic photosynthetic bacteria. They harvest the sun's energy, absorb carbon dioxide, and emit oxygen. Like plants and algae, cyanobacteria contain chlorophyll and convert carbon dioxide to sugar through carbon fixation. ... Cyanobacteria are found in various land biomes and aquatic environments.
