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Describe the structures of proteins

Primary structure - a sequence of amino acids in a polypeptide chain. They are joined together by peptide bonds. The sequence of amino acids determines the rest of the proteins structures. Secondary structur...
PM
Answered by Phoebe M. • Biology tutor
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Questions: Sickle-cell anaemia is an inherited condition caued by a dominant allele. Sickle cell anaemia is a disorder of the blood caused by an inherited abnormal haemoglobin the abnormal haemoglobin causes...
MS
Answered by Mark S. • Biology tutor
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Why do we use a warm up before doing exercise?

To raise the resting heart rate and increase muscle temperture. To increase muscle elasticity to prevent the risk of injury. To provide focus for the upcoming sport or exercise bout.
OM
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Which are the forms of heat you know. Explain them briefly including an example

The most common ways to transfer heat are conduction and convection. Conduction is heat transfer through mollecular collision. The slower speed particles, or colder particles will increase their kinetic ener...
JA
Answered by Joao A. • Physics tutor
2800 Views

What are the different cases in German and how do I know which to use?

There are 4 main cases in German, the nominative, accusative, dative, and genitive. The nominative case is the subject of the sentence: what is doing the action - 'THE MAN throws the ball' The accusative cas...
KF
Answered by Katie F. • German tutor
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