Answer: <u>Sinks towards the outer core
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Explanation: The material which is less dense, means it is lighter in weight. Such substances tend to move more towards the crust of the Earth, whereas the heavier substances like iron, is more towards the core or centre of the Earth. This is because heavier substances tend to sink deeper. That’s why the light elements are found in the crust section of the Earth.
Answer:
Bacteria is like eukaryotic cells they have cytoplasm, ribosomes, and a plasma membrane. Features that make a bacterial cell different from a eukaryotic cell the circular DNA of the nucleoid, the lack of membrane bound organelles, the cell wall of peptidoglycan, and flagella.
Explanation:
Because their carbon and energy must be obtained by eating or absorbing organic compounds originating from other living organisms
Well, one of the corresponding elements that is essential for the production of ATP is phosphorus, there are 3 elements of phosphorus in the form or as a polyatomic ion with oxygen, phosphate. Speaking of which, oxygen for the above reason as it composes phosphate is also a crucial element that ultimately produces a single molecule of ATP.
Answer:
DNA or protein can be used as a ''molecular clock'' that tells how long it has been since two species have diverged from a common ancestor. The fossil record is usually derived from sedimentary rocks laid down millions of years ago.
