lams and oysters are examples of invertebrates. Which structure in these animals helps protect their internal body parts? shell backbone gills muscles

What does natural resource management aim at ?

What is the most appropriate method of gaining weight (muscle mass)

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms