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In a water molecule, each oxygen can form up to _____ hydrogen bonds with other water molecules.

Which of the following factors influence cell membrane permeability?

When an impulse arrives at the knob of the motor neuron, calcium

Stem cells that can differentiate into osteoblasts are called ________ cells.

Which is a form of energy that is generally unavailable to do any work?

An ion is an atom or group of atoms that has

In some proteins, an ionic bond may form between an amino acid with

Areas where adult males tend to accumulate subcutaneous fat include the  

Synovial fluid is

The process of bone repair includes these steps: a: Fracture hematoma formsb: Bone is remodeledc: Fibrocartilaginous callus formsd: Bony callus formsThe correct chronological order for these steps is