Answer:
C. they cannot live outside a host
Explanation:
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If a man who has Type O blood, his biological children cannot be type AB.
A man who has type O blood cannot father a child with type AB blood, because he did not pass on the type O blood allele to all of his offspring.
Answer:
They all have a beating heart, and a brain
Explanation:
Answer:
The answer is C.
Explanation:
At first, an enzymes called Helicase unwind the double helix in a DNA .
El sistema inmune innato se compone principalmente de barreras físicas, como la piel y las membranas mucosas, barreras químicas, a través de la acción de péptidos antimicrobianos y especies reactivas de oxígeno [4], células inmunes innatas y mediadores solubles como el sistema del complemento, anticuerpos innatos
Explanation:
