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When do mutations not cause a change in amino acid sequence?

The genetic code is degenerate - this means that amino acids can be coded for in more than one way. In an mRNA sequence coding for a protein, each amino acid in the protein is encoded by one codon (set of th...
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Answered by Ellen P. • Biology tutor
6492 Views

How do I differentiate "messy" functions?

Often, it can seem daunting when you are asked to differentiate a function that looks particularly messy. However, it's really quite simple if you break it down in easy to manage steps. I find students seem ...
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Answered by Sam M. • Maths tutor
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How do I calculate the Gibbs free energy change for a reaction when given the entropy change, enthalpy change and the reaction conditions>

deltaG= Gibbs free energy deltaG=deltaH - TdeltaS If deltaH= 150 kJ/mol and deltaS=2.1 J/mol we must first convert the deltaS into kJ/mol, this is done by multiplying by 10 -3 . So deltaS= 2.1 x 10 -3 kJ/mol...
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Answered by Archit M. • Chemistry tutor
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How can I evaluate sources in my essays?

The best way to evaluate sources is to go back to the basics: Who, What, When, Where and Why? Who wrote it and are they likely to be biased? What have they written and does it agree with what you have read b...
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Answered by Lowenna S. • History tutor
8591 Views

Which cells are involved with innate and adaptive immunity?

Immune cells are split into two main categories: 1. Myeloid lineage (mostly innate function): -Monocytes, Macrophages, Neutrophils, Eosinophils, Basophils, Mast cells Dendritic cells can be derived from both...
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