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Kazeer [188]
3 years ago
10

What is the definition of isotope

Biology
1 answer:
konstantin123 [22]3 years ago
5 0
Elements are defined by the number of protons in the atomic nucleus. For example, an atom with 6 protons must be carbon, and an atom with 92 protons must be uranium
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B is the ANSWER!

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Woo yeah thats the answer for ya'

Because the others are facts and that little guy is an opinion!

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HELP! Describe the interaction between the digestive and circulatory system of the earthworm.
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Tube dwelling polychaetes look similar to some sea anemones, especially those that bury themselves in the mud. Both animals have
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Sea anemones are marine predatory animals. They are like a terrestrial flowering plant due to their colorful appearance. They are coming under the phylum cnidaria.  

Sea anemones are found in different forms called a polyp. It has a columnar trunk, on the top of the trunk an oral disc and centrally placed mouth. The mouth is surrounded by tentacles.

Sea anemones have a gastrovascular cavity that serves as stomach. This cavity has one opening both meant for mouth and anus.

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Polychaetes are segmented worms. Each segment of the body bears parapodia. It helps them in locomotion. There are different types of polychaetes, tube-dwelling polychaetes are one of them.

Tube - dwelling polychaetes make tubes to protect their soft bodies.  

They don't have parapodia but some special anterior structures for feeding. The tubes are made from calcareous materials.

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Type 3 claims explains why water levels mead have changed?
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What is the history of Galápagos Islands? I need help!
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Hello LonelyPerson, to answer your question.
The Galápagos were officially annexed by Ecuador in February 12 1832 and were named "Archipelago del Ecuador.". It is still today officially a province of Ecuador. Ecuador claimed the <span>Galápagos Islands</span> just three years before their most famous visitor, Charles Darwin, dropped anchor on the Beagle and stepped ashore and into history.

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