No, the noun "blood" is a common, concrete, uncountable noun.
A possessive noun is a noun that indicates something in the sentence belongs to that noun.
A possessive noun is formed by adding an apostrophe s ('s) to the end of the noun , or just an apostrophe to the end of a plural noun that already ends with an s.
The possessive form of the noun "blood" is blood's.
Example: We first determine the blood's type. (the type of the blood)
The possessive singular noun is explorer's. The possessive plural noun is explorers'.
The possessive form for the noun coyote is coyote's.
The possessive noun for laboratory is laboratory's.
The possessive noun of "preacher" is "preacher's."
The possessive noun of "zoo" is "zoo's."
"He" can function as a possessive pronoun (e.g., "This is his book"), but it is not a possessive noun on its own.
The possessive noun form of "oxygen" is "oxygen's."
The possessive form for the noun coyote is coyote's.
The possessive form is grandson's.
The possessive form is island's.
No, it is a singular possessive noun.
The possessive noun of Sam is Sam's.