If a child has a cat and calls all small furry animals a cat, it is an example of assimilation. This can also be known as over-generalization. When the child sees that furry animals it fits their schema of a cat.
The palm does not have arrector pili muscles.
I won’t do it but I’ll help you. This is what the punnet square should look like
Just like any ecosystem, a self-sustaining ecosystem needs light for primary production and nutrient cycling. The environment must find an ecological balance and be able to support the survival and reproduction of all organisms living inside it