Porifera
Hope this helps!:)
I think Leonardo could have a point but I’m pretty sure it’s just based on genetics even with sea monsters lol
Answer:
The center and most sensitive part of the object or organism
Explanation:
Since everything is made of atoms there has to be something to keep all of them together that's where the nucleus comes in it's the one atom that differs from the other even though there are many different atoms the nucleus is special in that it's made up of neutrons and protons and maybe some electrons.
Answer: reproduction, heredity, variation in fitness, variation in fitness in individuals among members of the population
Explanation:
I Think it’s decision 3 for your answer To That question