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Answer:The sliding filament model of muscle contraction, put forward by Hugh Huxley and Jean Hanson in 1954, is 60 years old in 2014. Formulation of the model and subsequent proof was driven by the pioneering work of Hugh Huxley (1924–2013).
Explanation:
Iron is stored, mostly in the liver, so that would be true to answer your question :)
I think that the answer may ve A or C
Answer:panic attack
Explanation:panic attack is a sudden intense fear,that can cause physical reaction. When panic attack happens,one may feel like they are having heart attack,going crazy or even dying. It happens without warning, and most often without clear trigger.
Symptoms includes
Heart racing
Shortness of breath
Sweating
Sudden intense fear
Chills
Hot flashes
Chest pain