the observable traits expressed by an organism are described as its phenotype.
I hope this helps!
Habitat is a place in which an animals lives
A niche is the organisms place or job in the environment
The skeletal system, nervous system, and digestive system.
The skeletal system is used to move your mouth and jaw it is also used to help you chew.
The nervous system let you taste and smell the food. This is because it sends signals to your brain to allow you to taste and smell the food.
The digestive system produces saliva and allows the food to be processed into energy.
If tall plants crossed with short plants give all tall, it means that the tall plants contain genes that dominate over the short ones.
We call the genes for tallness dominant.