Explanation:
¿Cuántos años tienes? =
How old are you?
¿Cuántos años tiene ...? =
How old is she/he?
¿Cuántos años tienen ...? =
How old are they?
Hope this helped c:
Estoy triste si saco una mala nota .
Answer:
<h2>
<em><u>Lactate dehydrogenase is an enzyme found in nearly all living cells. LDH catalyzes the conversion of lactate to pyruvate and back, as it converts NAD⁺ to NADH and back. A dehydrogenase is an enzyme that transfers a hydride from one molecule to another. LDH exists in four distinct enzyme classes</u></em></h2>
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Explanation:
Sorry, i don't know spanish can u give this image in english so i can solve
