Answer: Nematoda
Explanation: The Dracunculus medinensis is a parasite that is often referred to as a roundworm. The answer Nematoda is correct because is is the phylum that classifies roundworms and is greek for "roundworms"
This is called asexual reproduction. Asexual reproduction is when a organism craetes a offspring by itself, it is genetically similar to them.
In<u> asexual reproduction </u>some plants produce offspring which are genetically similar to them.
Answer:
Mechanical barriers — which include the skin , mucous membranes , and fluids such as tears and urine — physically block pathogens from entering the body. Chemical barriers — such as enzymes in sweat , saliva , and semen — kill pathogens on body surfaces.