I think this is False since I think earth can hold life since there’s gravity and many sources of food and water to have as well as shelter. Also there’s oxygen so we can breathe. And god brought us her. So yeha ♀️
The Answer is ribonucleic acid, a nucleic acid present in all living cells. Its principal role is to act as a messenger carrying instructions from DNA for controlling the synthesis of proteins, although in some viruses RNA rather than DNA carries the genetic information.
RNA is typically single stranded and is made of ribonucleotides that are linked by phosphodiester bonds.
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The esophagus has a simple but significant functions to animals who has it. These functions can be a) to swallow food and serve as a passageway to the stomach and b) may serve to release the eaten food that might have some harmful compositions or chemicals -the vomit response.
Phospholipids have two distinct polarities. The phosphate head is always polar, while the two "tails" it has are nonpolar.