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The main component of primary protein structure is that it is composed of amino acids. 

The amino acids are connected via covalent chemical bonds more specifically called the peptide bond.

A...

F2 has temporary dipole-dipole interactions known as van der Waals’ forces. Whilst HCl has permanent dipole-dipole interactions. The intermolecular forces in HCl are stronger than that in F2 (permanent di...

Stages when confronted with this question: 1. Read both poems multiple times (at least 3 times each) 2. Use highlighters to higlight interesting imagery, syntax, diction, rhyme scheme, rhythm etc. 3. It i...

The vaccine contains a weakened or inactivated form of the virus. The viral particle displays an antigen on its surface specific to poliovirus. Once in the blood, a specific helper T cell will detect the ...

To understand the ending of this poem, we should keep in mind that the speaker says he is going to dig with his pen and return to the beginning. In between these first and last stanzas, the pen is never m...