the answer will be c.Thrid class because one expample is the elbow joint
B. Because the environment can not supply for the food and caring of the animal species that is growing larger.
Answer:
This is due to the general nature of the body's features.
Explanation:
The traits are important in the survival of the creatures. For example, a keen vision is needed to spot prey that is several meters or kilometers away. In addition, the claws serve different functions. For example, the claws are there to rest on the patch of the tree and hold firmly. In addition, the claws are for tearing prey. Further, the claws are for holding and lifting prey and suffocating it if necessary.
Answer: I hope the file helps you out :)
Producers generally require sunlight to make energy. Since there isn't sunlight at the bottom of the lake, they are unable to photosynthesize and produce energy they need to survive.