A might be it not to sure sorry
Scientist can look at DNA sequences to determine if they are related, A scientist named Darwin proved that all species are related and descended from one common ancestor.
Cold water<span> has a higher density than warm </span>water<span>. </span>Water<span> gets colder with depth because cold, salty </span>ocean water<span> sinks to the bottom of the </span>ocean<span> basins below the less </span>dense<span> warmer </span>water<span> near the surface.</span>
Answer:
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Answer:
To ensure that good and reliable data are collected.
Explanation:
:)
