The eardrum is a thin flap of skin that is stretched tight like a drum and vibrates when sound hits it.
The function of the limb is to help them get around and move. They might be similar in the way they’re structured? I don’t have a picture so I can’t tell. And you can assume that at one point these four animals all shared a common ancestor. Hope I helped!
The substance that would not transport readily in blood is : Triglycerides ( B )
<u>Although your question lacks some data below are the missing options</u>
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Fibrinogen
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Triglycerides
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Monosaccharides
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Albumin
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Carbohydrates
Triglycerides are not readily transported in blood but it is contained in dietary fat which is been absorbed by the body through the intestine in the form of chylomicrons ( triglyceride-rich lipoproteins ).
When the chylomicrons gets to the liver, the liver disassociates the Triglycerides from the chylomicrons that is needed by the body for energy.
Hence we conclude that the substance that would not transport readily in blood is Triglycerides.
Learn more : brainly.com/question/18343347
I looked it up and got energy not sure though