According to the research, sphingosine is an aminoalcohol that forms ceramides and is not a component of cardiolipin.
<h3>What is sphingosine?</h3>
It is an aminoalcohol that is found in most of the sphingolipids of animal tissues.
It intervenes in cellular metabolic regulation processes related to lipid signaling pathways.
Therefore, we can conclude that according to the research, sphingosine is an aminoalcohol that forms ceramides and is not a component of cardiolipin.
Learn more about sphingosine here: brainly.com/question/13480753
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The answer would be A.
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Explanation:
in dim light the iris contract ,the the pupils widens to allow more light to enter the eye,in bright light the iris relaxes and size of pupil becomes smaller to reduce amount of light entering the eye. NOTE: the muscle do not expand they either contract and relaxes
