Calcium and phosphate are important parts of the bone matrix because they: A provide flexibility to bone.

B promote the formation of cartilage.

C provide strength and durability to bone.

D produce blood cells in the bone marrow.

What are some possible short and long term medical concerns for crew members on longer space exploration trips

What do all macromolecules have in common with each other? oa. they all are formed from the same elements.ob. they all have major roles in cell membranesoc. they all act as catalysts in the body.od. they all have peptide bonds between carbon atoms.

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