The best and most correct answer among the choices provided by your question is the first choice.
The long-term effect if the trend continues would be: <span>Arteries and veins will fuse, causing oxygenated and deoxygenated blood to mix.</span>
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At the bottom of the sea floor there is massive salt rocks beneath the sand.
A meteroite is a meteor that struck earth
a meteorode is a small rock in space that could eventually turn into a meteor
asteroids are a cluster of meteors
comets are icy meteors, seeing that the oort cloud is mostly ice i would say that the answer is comets.
A decrease in plankton populations is an activity that would be a result of a sudden unexpected change in the environment.
Answer:
autotrophs
Explanation:
the use the process of photosynthesis