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What are some KEY evaluation points for psychological studies?

Generalisability & participant sample: Can the results be generalised and applied to larger settings or populations? Is the participant sample small (less than 20 participants) or large (better generalis...
AP
Answered by Alice P. • Psychology tutor
43235 Views

What are the differences between the nervous and endocrine systems in maintaining homeostasis?

The nervous system and endocrine system work together to maintain a state of constancy in the body's internal environment despite changes in the external environment. The effect of both systems is achieved b...
DS
Answered by Danielle S. • Biology tutor
30113 Views

How do each of ionic, covalent and metallic bonding compare?

To begin, it is important to note that each of these three types of bonding is very strong. Both ionic and metallic bonding rely on electrostatic forces of attraction between oppositely charged particles. In...
AA
Answered by Alia A. • Chemistry tutor
15011 Views

What is an easy way to remember the effects of the exchange rate on imports and exports?

These two simple acronyms will help you remember the effects of changes in the exchange rate on imports and exports: Strong Pound Imports Cheap Exports Dear The acronym "SPICED" is a helpful way to...
JC
Answered by Jake C. • Economics tutor
93549 Views

What are the key differences between plant and animal cells?

There are several important differences between plant and animal cells that will be key to remember in the exam. Namely: - Plant cells have a rigid cell wall whereas animal cells have a cell membrane - Plant...
JC
Answered by Jake C. • Biology tutor
8111 Views