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what is the structure of a skeletal muscle?

Muscle cells- are multinucleated, striated, and cylindrical in shape. What is the smallest contractile unit of a skeletal muscle called? It is a sarcomere what does the sarcomere consist of? It contains t...

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Answered by Nikita V. Biology tutor
3201 Views

Using diagrams, explain how the incidence of an indirect tax may be affected by the price elasticity of demand.

Indirect tax - Taxes imposed by the government on goods and services aka expenditure tax.

Price Elasticity of Demand - a measure of the relationship between a change in the quantity demanded of a p...

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Answered by Voke O. Economics tutor
20550 Views

What is the difference between an ionic and covalant bond?

A covalant bond is a very strong bond between two atoms. These atoms share a pair of electrons and form molecules.

An ionic bond occurs between two ions (charged atoms). Ions form when an atom lose...

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Answered by Anokhi S. Chemistry tutor
3225 Views

How does infrared spectroscopy work and where might you see it used in real life?

Infrared radiation has a longer wavelength than visible light, and is also called thermal radiation. The chemical bonds in molecules absorb infrared radiation at characteristic frequencies, which means it...

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Answered by Mari N. Chemistry tutor
2425 Views

factorise 3A^b+ 12A^2 B^2 + 9 A^5 B^3

3A^2 B(A +4B + 3a^3 B^2)

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Answered by Samuel H. Maths tutor
3504 Views

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