Answer:
Harmful
Explanation:
When you have an autoimmune disorder, your immune system does not distinguish between healthy tissue and potentially harmful antigens.
Answer:
A decomposer is found at the end of a food chain.
Started with the same two groups: Plants and Animals. ... This is called a binomial naming system and it has two parts. The first part of the species name identifies the genus to which the species belongs; the second part identifies the species within the genus.
It is gotten from the atmosphere by respiration, burning of fossil fuel, decay, excretion and decomposition of organic matter, fossilization etc
Answer: Characteristics: The fins are supported by rays, as the name indicates. In contrast to the cartilaginous fish they have a rigid skeleton. The swim bladder is also a unique feature of most ray-finned fish, enabling them to maintain buoyancy as they move up or down in the water.