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How do I approach an essay question?

First thing is to read the question! This sounds silly but is probably one of the most important steps in understanding what you will be answering. What is helpful to do is annotate the question because t...

RT
Answered by Ramani T. History tutor
2406 Views

Tom tosses a coin. Every toss lands on either heads or tails. The coin lands on heads two thirds of the first 24 games. The coin then lands on heads the next 6 games. For all 30 tosses, work out the ratio heads:tails. Give the answer in the simplest form.

For the first 24 games, heads = 24 x (2/3) = 16. For the next 6 games, heads = 6. Total number of heads = 22. 30 - 22 = 8 therefore tales = 8. Therefore, ratio = 22:8 = 11:4, heads:tales.

SP
Answered by Sam P. Maths tutor
2518 Views

Explain how Antidiuretic Hormone (ADH) regulates bodily hydration levels

Antidiuretic hormone is produced by the hypothalamus and is released by the pituitary gland in the brain. The hypothalamus regulates the water content of the blood by controlling how much ADH is released ...

WC
Answered by William C. Biology tutor
2744 Views

How can we treat coronary heart disease? (OCR 21st century Biology)

Well, what is coronary heart disease?Coronary arteries are blood vessels that supply the heart muscle with food and oxygen With these nutrient, these muscle cells can respire and release energy for muscle...

PM
Answered by Pan M. Biology tutor
2301 Views

What does ADH do and how does it work?

Anti-diuretic hormone (ADH) is a hormone produced to help maintain the amount of water in the body when it is dehydrated. Water passes into the Bowman's capsule from the blood in the glomerulus in the nep...

LB
Answered by Lauren B. Biology tutor
6481 Views

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