I don’t understand the question but if I can make a correct inference, they have thorns to protect themselves from predators.
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to maintain bone health, fiber is the only vitamin that is synthesized by microbes in the intestine.
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One cell produces two genetically identical daughter cells is both mitosis and meiosis.
Vestigial structures are often homologous to structures that are functioning normally in other species. Therefore, vestigial structures can be considered the evidence for evolution, the process by which beneficial heritable traits arise in populations over an extended period of time.
Answer:
The producers play main role in the food chain and food web as well. These organism make food by the help of the process known as photosynthesis.
Only producers have the ability to make food by trapping sunlight. All the living source needs energy to survive.
The source of food is producers so living things cannot survive without food. So there producers are considered as the main component of food chains and food web.
hence, they play a very vital role in the environment.