Answer:
What sends oxygenated blood back to the heart from the lungs?
Oxygen-rich blood flows from the lungs back into the left atrium (LA), or the left upper chamber of the heart, through four pulmonary veins. Oxygen-rich blood then flows through the mitral valve (MV) into the left ventricle (LV), or the left lower chamber.
Explanation:
Transcription is important to genetic information. If there is an error during the transcription process, the DNA copies would not be accurate, causing the proteins to be improperly assembled, or not assembled at all.
Answer:
The following characterized articles that are published in scientific journals are D, because they have to explain scientific and be written .
Explanation:
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Two components that are very common and often found are:
1. Simple Enzymes which are called like this cause usually are composed of proteins. It is peptide bonds that linked the amino acids
2. Conjugated Enzymes. They <span>have two parts. The protein and non protein portion.
</span>Hope this helps you greatly
The tilt of earth's axis and earth's revolution around the sun hope i helped