The pyloric valve control food movement from the stomach into the small intestine.
Answer:
B. the way they are formed
Explanation:
Answer:
Skin acts a defensive and protective layer. It protects the internal body from pathogens, which are disease causing bacteria. The skin can fend off bacteria, particles, foreign bodies, etc.
Explanation:
Answer:
It's a deletion, a loss of one or more nucleotides
Answer: The Organism is most likely to be a starfish