Calcium Has Three Valence Electrons

question 46

True/False

Calcium has three valence electrons.

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Definitions:

Joint Capsule

A sac-like structure that encloses the end of bones in a joint, providing stability and containing synovial fluid that lubricates the joint.

Articular Cartilage

The smooth, white tissue that covers the ends of bones where they come together to form joints.

Sarcoplasmic Reticulum

A specialized form of endoplasmic reticulum found in muscle cells, involved in calcium storage and release for muscle contraction.

Skeletal Muscle Fibers

Long, cylindrical cells that make up skeletal muscle, capable of contracting to facilitate body movement.