Answer:
The six classes of vertebrates found in Iowa are lampreys, ray-finned fishes, amphibians, reptiles, birds, and mammals. The central nervous system, and the vertebrae that support it and the rest of the body in these animals, sets them apart from invertebrate animals
B. i think it can cause cancer
The correct answer for this question is Fomite transmission. Fomite transmission refers to the transmission of communicable diseases unto surfaces wherein individuals may be able to come in contact with the disease and be able to get infected with it, such as the common cold. When a person with a cold touches something or comes in contact with an individual he or she may infect the person who came in contact with her, either through touch or by things.
Answer: A. plants
Explanation: plants begin the food chain because it is a producer, which doesn't eat other animals to get energy.
The structures that annelids use are palps, antennae, eyes, statocysts, nuchal organs and lateral organs.
I hope this helps.