Top answers

(x - 3)(x + 4) = 0 Solve for x

(x - 3)(x + 4) = 0 x=3 and x=-4
DL
Answered by Danayan L. • Maths tutor
4315 Views

If fetal haemoglobin is so good at binding oxygen, why aren't we adapted to keep it until adulthood?

Firstly, although fetal haemoglobin is better at binding oxygen, it is also worse at giving up oxygen to the tissues which need it. Secondly, if adults had haemoglobin with the same affinity for oxygen as fe...
AB
Answered by Amber B. • Biology tutor
5193 Views

Should I write about extracurricular activities on my personal statement?

Extracurricular activities directly related to your subject e.g. a summer project, a CREST award or work experience, are a great thing to talk about in an Oxbridge personal statement! However, it is unnecess...
AB
5733 Views

"Utilitarianism is the best ethical theory when discussing abortion". Discuss.

Abortion is where the foetus/embryo is removed from the womb before it is able to survive independently . It raises ethical questions because it makes us consider when life begins and whether we should prior...
HB
123923 Views

Describe the stages in viral replication

The first stage in viral replication occurs when a virus attaches to the surface of a host cell. The viral nucleic acid (VNA) then enters the cell. The VNA then takes over the cell, altering the metabolism o...
TF
Answered by Tara F. • Biology tutor
15807 Views