Answer:
<u>B. Organ</u>
Explanation:
Atom → Cell → Tissue → Organ → Organ System → Organism
Answer:
Sensing danger and sweating
The process of cellular differentiation is a direct result of a differiental
I think it is A because birds do help spread around the seeds hope i helped
it would be C because kingdom is animalia, phylum is chordata, class is mammalia and order is carnivora and humans and tigers are both carnivors