Answer:
These specialized groups are collectively called the classification of living things. The classification of living things includes 7 levels: kingdom, phylum, classes, order, families, genus, and species . The most basic classification of living things is kingdoms.
Explanation:
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Answer:
An inactivated or killed virus stimulates the body to develop specific immunity to that type of virus.
That is what a vaccine is.
In order to be carried in the chylomicron, retinol (once in the enterocyte) is esterified by lecithin retinol acyl transferase.
All-trans-retinol is referred to as vitamin A, when a fatty acyl group is esterified to the hydroxyl terminus of retinol, a storage form of retinol, the retinyl ester, is formed. In tissues, retinal serves as an intermediate in the synthesis of retinoic acid from retinol.
Most important thing is that you should have a perfect sense of your environment observe it yet study it.
Biology is a 'scientific nature '.
LIVE IT. SENSE IT. FEEL IT.
