B. mammary glands and hair or fur. things also to classify: feed milk to young, give birth live, and breathe in air, so they have lungs.
Answer:
"Each carbon atom has only three covalent bonds instead of the required four.
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Explanation:
In the covalent bond the chemical bonding takes place by distribution of electrons among the atoms. The electrons that has been paired are also termed as the bonding pairs, they are also very much constant and balanced of attractive and repulsive forces among atoms. This covalent bond helps in other unstable atom in getting stable, by archiving electron from other atoms which will help them in forming a complete electron shell.
Encompassing over 70% of the Earth's surface, the ocean plays a vital dominant role in oxygen production, weather patterns, climate and the global carbon cycle. It is estimated that 93% of the earth's carbon dioxide is stored in algae, vegetation, and coral under the sea and cycled through the oceans.
Pharynx and for those who didn't know its the very back of your mouth)
Answer:
where ??? i only see isn letter A-D