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Why does fetal haemoglobin have a higher affinity for oxygen than an adult haemoglobin?

In order to survive. By the time the blood reaches the placenta there is a lower concentration of oxygen in the blood, the fetal haemoglobin has a higher affinity for oxygen so that the hb can bind to oxygen...
ES
Answered by Eden S. • Biology tutor
47485 Views

Find the root of the complex 3+4i

What we should know is that the root 3+4i is a complex number that looks alot like a+bi. We can say : rt(3+4i) = a+bi (Where we dont know what a & b is..yet) and when we square both sides (rt(3+4i))^2=(a...
AA
3872 Views

When using the trapezium rule to approximate area underneath a curve between 2 limits, what is the effect of increasing the number of strips used?

Ideally to find the exact area under the curve, we would integrate the function and substitute in the bounds given. However, using the trapezium rule gives an approximation whereby using more trapezia increa...
MM
Answered by Manan M. • Maths tutor
10287 Views

What language techniques does the writer use in article 'X'

In article 'X', we can see that the writer uses onomatopaeia to bring to life the effects of the pain. Coupled with further similies and metaphors, the vibrant language engages the reader and effectively por...
CP
Answered by Christian P. • English tutor
2852 Views

How does Christina Rossetti present ideas of strength and power of women within her poem ‘Maude Clare’? In your answer, you should make reference to other poems within the collection.

Rossetti's portrayal of the strength and power of women in 'Maude Clare' is particularly interesting considering that the prevailing view in the Victorian era was that women should be more submissive and men...
NA
11419 Views