Search over 10,000 free study notes

def average(numberList):  try:    total=0    length=len(numberList) #len finds the length of a list    for i in range(length): #adds up the numbers      total=total+numberList[i]    return total/length #r...

Meiosis and mitosis are both forms of cell division. For mitosis, the cell divides into two cells. For meiosis, the cell splits twice, forming four cells. The cells produced are called daughter cells, and...

Linking back to the question is one of the most important parts of an essay - At A Level, it's what will push you up into the higher grade brackets. The easiest way to do this, is to literally copy out pa...

The key observation here is that the Earth is spinning (angular velocity w) and so are you. The scale will give one number or another depending on the force that you exert on it, and by Newton's 3rd Law t...

Any 3 from:DNA is double stranded, whereas RNA is single strandedDNA consists of Deoxyribose sugar, whereas RNA is made from Ribose sugarThymine can be found in DNA, whereas it is replaced by Uracil in RN...