Secondary Succession<span>
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Answer:
Beryllium's atomic number is 4
Explanation:
<u>Reason</u>
- Beryllium has 4 protons, 4 neutrons, and 4 electrons.
- This makes it a nuetral atom meaning that it contains an equal amount of protons and electrons
- This means that beryllium has a atomic number of 4
#6 is A. They are all composed of one or more cells.
Chemically aphid faeces is similar to sap- it’s a clear and colorless sweet, syrupy liquid. If you want a somewhat gross, but somewhat interesting fact, an aphid poops about a milligram per hour, which doesn’t sound like a lot, but they only weigh two milligrams!