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Outline how crossing over and random orientation promotes genetic variation.

crossing over and random orientation of chromosomes occurs in Meiosis I;o Random orientation: ▪ Random orientation of homologous chromosomes creates genetic variation. ▪ There are over 8 million ways that ch...
Answered by • Biology tutor
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Solve 5x^2 = 10x + 4 Give your answers to 2 decimal places. [4 marks]

5x^2 = 10x + 4 5x^2 - 10x = 4 5x^2 - 10x - 4 = 0 ax^2 +bx +c = 0 x = (-b (+/-) ( b 2 -4ac) 1/2 ) /(2a) x = (--10 (+/-) ((-10) 2 - (4 x 5 x -4)) 1/2 )/(2 x 5) x = (10 (+/-) (100 + 80) 1/2 )/10 x = (10 (+/-) (...
JT
Answered by JOSHUA T S. • Maths tutor
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Why does serum lactate concentration increase during intense exercise in normal individuals?

Skeletal muscle has a variable requirement for energy (ATP) which depends on how hard the muscle is working. During severe exercise, when demand for ATP is high , the muscle can become temporarily starved of...
KS
Answered by Kalvin S. • Biology tutor
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Vous décrivez là où vous habitez pour votre blog. Ecrivez environ 100 mots en français

J’habite dans une ville dans le sud-ouest d’Angleterre, qui s’appelle Bath. Bath est une ville extrêmement vieille, elle est plein de magasins et il y a une cathédrale historique. J’habite au centre ville, e...
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Answered by Lily J. • French tutor
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Why do you want to be a doctor and not a nurse?

I saw the value of nurses during my placement in the cardiology ward. Whilst the doctors could only spend so much time with the patient, the nurses were free to interact with the patient and were in a better...
RM
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