What do these results suggest about the role of calcium in bones? is it important? why or why not?

Role of calcium

1. It act as messenger in extracellular communication

2. it help in muscle contraction during locomotion and exercise.

3. it is a primary ion released in synapses of neuron to conduct nerve impulses.

4. It mineralizes the bones so that bones become stronger.

Absence of calcium in bones lead to diseases

For calcium deficiency word Hypocalcemia is used. It happened when calcium level drops in body results in low blood calcium level. This deficiency cause osteoporosis, teeth deformation and brain damage.

a and c are the answeres

fossil's are like over rated rocks like low key not gonna lie i don't get why we can't just call them old rocks like for real i mean i call my grandpa and grandma that smh