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menstrual cycle and contraceptive pills

FSH it causes an egg to mature in an ovaryit stimulates the ovaries to release the hormone oestrogen. Oestrogen it stops FSH being produced - so that only one egg matures in a cycleit stimulates the pituitar...
GK
Answered by Ghazn K. • Biology tutor
3796 Views

Describe briefly the role of tRNA and mRNA in the translation process

mRNA is produced from the transcription of DNA in the nucleus. Afte splicing has occured to remove non coding introns from the pre-mRNA, the mRNA leaves the nucleus via nuclear pores. Moving to a ribosome, t...
HM
Answered by Harry M. • Biology tutor
15223 Views

Find the equation for the tangent to the curve y^3 + x^3 + 3x^2 + 2y + 8 = 0 at the point (2,1)

As the tangent has the same gradient as the curve at the particular point, we need to find the gradient of the curve. To find the gradient we need to differentiate. Due to there being two variables in this e...
AE
Answered by Aphishek E. • Maths tutor
4701 Views

How do I tackle an unseen poem in an exam?

The idea of an unseen poem can be very intimidating, especially when there is a time limit. To analyse an unseen poem begin by reading the poem in order to get a general understanding of the text, and start ...
PR
12111 Views

Why is the left side of the heart bigger than the right side of the heart?

Core: The muscle of the left ventricle is significantly thicker than the muscle of the right ventricle - recall that the ventricles are the chambers which contain the blood before it leaves the heart (as opp...
FD
52522 Views