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What is the difference the secondary structure and tertiary structure of a protein?

Secondary Structure
The secondary structure of a protein refers to the basic foldings of a protein the forms of:
1. an alpha helix
...

DA
Answered by Daniella A. Biology tutor
8145 Views

What is the difference between primary and secondary sources and when should they be used?

Primary sources are written by those who experienced the topic in question first hand. They come in a variety of different formats including but not limited to journal entries, letters, recorded interv...

MB
Answered by Mary B. History tutor
9939 Views

Using Pythagoras Theorem find the length of the hypotenuse of a right triangle where a=7 cm and b=11 cm. Round to the nearest tenth

Pythagos Theorem states that 

a^2 + b^2 = c^2

So using the figures we are given the equation would look like this:

7^2 + 11^2 = c^2

We square the...

MB
Answered by Mary B. Maths tutor
5308 Views

Using Trigonometric Identities prove that [(tan^2x)(cosecx)]/sinx=sec^2x

You should begin by identifying all the Trigonometric Identities that may be useful in this problem. Specifically, cosecx=1/sinx tanx=sinx/cosx 1/cosx=secx and possibly tan^2x + 1= sec^2x. I began by c...

MB
Answered by Mary B. Maths tutor
9166 Views

Explain Joseph Fletcher’s Approach to Ethics

Fletcher’s Situation Ethics is firstly a consequential ethical theory. It suggests that any action is dependent upon the consequences it produces.

Situation Ethics is also teleological – ...

PS
23864 Views

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