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Describe the nature of the genetic code

A base triplet (sequence of 3 bases) encodes a single amino acid. The same base triplet codes for the same amino acid in all organisms, meaning that the genetic code is universal. In addition the code is ...

Answered by Isabel B. • Biology tutor

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Explain why rate of reaction increases when temperature increases.

the reactant particles have more energy, so they move quicker, so there are more frequent successful collisions

Answered by Israel H. • Chemistry tutor

1960 Views

Name three non-specific human defences against diseases

skin - acts as a physical barrier; mucus and ciliated cells on mucous membrane in trachea - catch pathogens and sweep them up out of lungs; stomach acid - kills bacteria

Answered by Israel H. • Biology tutor

2167 Views

How should I approach an ethical scenario in my interview?

Lesson Plan:
Shared text editor:AutonomyBeneficenceConfidentialityDo no harmEquality
This is a simple framework that can you can use to structure your answer to any ethical scenario.
Task f...

Answered by Balpreet S. • Medical School Preparation tutor

1486 Views

Find the equation of the tangent to the circle (x-3)^2 + (y-4)^2 = 13 that passes through the point (1,7)

Start with a sketch. We can see that the radius from the point (1,7) to the centre of the circle (3,4) is perpendicular to the tangent. The gradient of the radius is (4-7)/(3-1) = -3/2. We know that two p...

Answered by • Maths tutor

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