Hello there!
I had a question just like this before and I believe there are options to choose. It doesn't matter, I'll work it out.
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We can determined that jellyfish existed before trilobites and ammo-nites.
I hope I helped!
Answer:
Electromagnet
Explanation:
Magnets are categorized by their source of magnetism. Temporary magnets become magnetized in the presence of a magnetic field.
An allele. It’s a variant of a cell.
