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evaluate some different treatments for cardiovascular disease (6)

LIFESTYLE examples of lifestyle treatment Lower blood cholesterol by cutting down on fatty foods.Stop smoking and other recreational drugs - They can affect heart rate and blood pressure, increasing the risk...
MD
Answered by Melissa D. • Biology tutor
2751 Views

How can the use of antibiotics contribute to bacteria becoming resistant?

Bacterial DNA can spontaneously mutate, which means a change in the nucleotide reading frame. By chance, a mutation may cause the bacteria to prevent being killed by the antibiotic. For example, by developin...
CW
Answered by Carolina W. • Biology tutor
3118 Views

Explain the formation of a spit and any modifications it may experience

A spit is a depositional landform that is a long, narrow beach comprising of sand or shingle, extending out from the mainland across an estuary. This landform is formed by longshore drift in the dominant win...
AG
Answered by Arushi G. • Geography tutor
9704 Views

How would I answer 'Quest-ce que tu fais pendant ton temps libre' for French GCSE?

I would say: Pendant mon temps libre, j'aime bien faire du shopping au centre commercial avec mes copains, mais desfois j'aime aussi m'amuser à la patinoire. Le weekend dernier, je suis allé au cinéma, mais ...
TM
Answered by Tom M. • French tutor
7998 Views

A ship is 180 kilometres away from a port P on a bearing of 63 degrees. Another ship is 245 kilometres away from port P on a bearing of 146 degrees. Calculate the distance between the two ships.

While this problem could be done simply by inputting the appropriate numbers into the correct formula, it is good practice to draw a diagram of the problem in order to minimise any silly mistakes that may be...
SG
Answered by Saeed G. • Maths tutor
8629 Views