Peptides are small chains of _______________.

The _______________ highest average amount that is unlikely to be harmful when consumed daily.

Which of the following is a sterol found in animal foods and is a precursor for steroid hormones, bile, and vitamin D?

Metabolic syndrome is a condition that increases

Synchondroses unite bones with ________ while symphyses unites bones with ________.     

Place the following events of excitation in the correct order.      1) ion channels on the sarcolemma open and sodium ions enter the muscle fiber      2) the entry of sodium ions into the muscle fiber depolarizes the sarcolemma locally      3) acetylcholine is released from vesicles in the motor neuron into the synaptic cleft      4) an action potential arrives at the axon terminal of a motor neuron      5) acetylcholine binds to ligand-gated sodium ion channels in the motor end plate     

A triad consists of:     

Where should most of the potassium ions be located when a muscle cell is at rest?     

The binding of a myosin head to an actin molecule is termed a:

The small, fluid-filled cavity occupied by an osteocyte is called a(n):