In humans, albinism (unpigmented skin, hair, and eyes) is due to an enzymatic deficiency, and it is an autosomal recessive trait. Suppose that in a small country of one million people (“Generation 1”), there are 500 aa albinos and 9000 Aa heterozygous carriers. Estimate q, the frequency of allele a, in Generation 1. Show your calculations. 

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#Question id: 10586

#Unit 10. Ecological Principles

Which of the following factors may not change carrying capacity over time?

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#Question id: 11707

#Unit 7. System Physiology – Animal

A human who has no access to fresh water but is forced to drink seawater instead will ________.

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#Question id: 12161

#Unit 8. Inheritance Biology

If a cross is made between  two plant heights  46cm and 10cm. The f2 Genotype has been shown;

I) AABBCC - 2) AABBCc – 3) AABbCc – 4) AaBbCc–  5) AaBbcc – 6) Aabbcc – 7) aabbcc –

Find out the 

i) phenotypic values of the given character 

ii) determining the no of polygenes involves and 

iii) what will be the no of QTL?

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#Question id: 12582

#Unit 10. Ecological Principles

Which of  the  following  describes carbon dioxide,  methane, and  water  vapor re-reflecting infrared radiation back toward Earth?

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#Question id: 12303

#Unit 7. System Physiology – Animal

Which of the following changes would you expect to find in a dehydrated person deprived of water for 24 hours?