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Is human skin colour continuous or discontinuous variation?
Natural eye colour is discontinuous. :) !
What causes discontinuous variation?
Continuous: height, weight, skin colour. Discontinuous: eye colour, attached ear lobes Continuous variation varies from degree to degree gradually, affected by external conditions. Discontinuous variation only has two or more definite 'extremes', determined by genes only.
What is a result of polygenic inheritance?
Continous variation where individuals exhibit a range of characteristics such as skin colour rather than discontinous variation where they are either one or the other such as male or female.
What can influence variation?
Two factors that can affect variation are: (1) climate (on the colour of the skin, for example); (2) diet (a deficiency of some mineral can cause poor growth for one who has tallness in their genes)
What factors can influence variation?
Two factors that can affect variation are: (1) climate (on the colour of the skin, for example); (2) diet (a deficiency of some mineral can cause poor growth for one who has tallness in their genes)
What does enviromental variation mean?
enviromental variation means what impact the enviroment has on the way you look for example if you have darker skin then many people it could be due to the heat of where you was brought up in, or the colour of your hair as the sun has shone on it, hope this helps:)
Why do dun horses have a black stripe down its back?
Because a horse's skin is either black, grey o r chestnut, that depends on the horse colour, so the horse colour is going to be a mix between them or one of them.
Why do some people have the same skin colour as their parent and others skin colour different from their parent?
it depends on your gene. there are dominant and recessive gene present. and for skin colour, bright colour are dominant over dark colour. if the both the parent are bright skin colour but the children is dark skin colour. there are possibilities where the recessive gene present in one or both parent. under certain circumstances the recessive gene will show its trait instead of the dominant gene. that's why some parent skin colour is different from the childrens' skin colour
How do you improve the skin colour?
By hydration of skin
What is the variation in human skin color an example of?
This is a typical kind of continuous variation which is controlled by polygenes.
What is the world's easiest question?
what colour skin is your skin? This is the easiest question coz you know what colour your skin is. U can see it.
Does dark skin colour attract more heat than fairer skin colour?
No, unless you are an amphibian
