How did stromatolites contribute oxygen to the early atmosphere?
by weathering of rocks
through photolysis
through methane degradation
through photosynthesis
Answer:
by weathering of rocks
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Answer:
The sternum may suffer a fracture
Explanation:
The sternum is not all solid bone, it has a section of cartilage at the tip as it approaches the abdomen. Therefore it is easy for it to be fractured if pressure is exerted below the line marked by the two nipples, which is a place where it is strong enough to be safely pressed by the heel of the hand.
B. is your correct answer.
Answer: Monopolistic competition
Explanation:
Answer:
why does it even say that
Explanation:
what does it even say
