Answer:
Bone.
Explanation:
Calcium is one of the important element present in the body. Calcium plays an important role in the muscle contraction. The calcium ions also acts as a signalling molecule during cell signalling.
The calcium is present in our extracellular fluids, bones, and teeth. The major constituent of calcium is present in the bone. The bone consists of around 90% body;s calcium.
Thus, the correct answer is option (b).
A. The ancestor of all is A
b. D is most closely related to E.
c. C evolved earlier.
d. D is closer to C.
Hydrophilic heads, hyrdophobic tails. Heads are made of phosphate and the tails are made of lipids.
Answer:
every arthropod have jointed legs
Explanation:
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