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Where is sovereignty held in the UK and US governments, and why does this differ?

Sovereignty is defined as the supreme source of power in a government system. Sovereignty in the UK government is held by Parliament, consequently being named Parliamentary sovereignty. This means that Pa...

ER
5743 Views

What evidence proves that the Y chromosome determines maleness?

Evidence that the Y chromosome determines maleness can be proved through analysis of individuals with chromosomal abnormalities. For example, a female has XX and a male has XY, but an individual with an a...

Answered by Biology tutor
2179 Views

Why is it becoming more difficult to treat bacterial infections with antibiotics?

Due to random mutations occurring in bacterial DNA during replication of bacteria, a new strain of resistant bacteria is formed, which is capable of breaking down the antibiotic, so the infection is not c...

TM
Answered by Tanvi M. Biology tutor
2443 Views

Analyse the arguments in favour of retaining the First-Past-the-Post system for elections to the House of Commons.

An answer starts by explaining the First-Past-the-Post (FPTP) system as electing members to one-member districts by single-plurality, in 650 districts ('constituencies' in the UK) across the country. FPTP...

NB
5089 Views

Explain the effect of a change in pH on enzyme action? (3 marks)

First step in answering this question is to read it carefully and determine what exactly is being asked:-we are being asked to give the reasons for the effect of 'pH change' only, not any other factors, s...

SS
Answered by Shadha S. Biology tutor
5413 Views

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