Two islands, P and Q, are similar in habitat and other features. They are 100 and 200 km2 in size respectively, but have the same number of species. Which of the following statements can independently explain this observation?

(i)    P is closer to the mainland than Q

(ii)   P is further away from the mainland than Q

(iii)  P has higher speciation rates than Q

(iv) P has lower speciation rates than Q

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#Question id: 2627

#Unit 2. Cellular Organization

Binding of repressor on to the operator sequences, RNA polymerase binding is analyzed by; Which one is incorrect.

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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: 12527

#Unit 6. System Physiology – Plant

Which of the following is the incorrect prediction about ABA translocation in vascular tissue by both the xylem and the phloem?

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#Question id: 12403

#Unit 6. System Physiology – Plant

In Arabidopsis mutant overexpressing the YUCCA6 gene causes

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#Question id: 10705

#Unit 10. Ecological Principles

Which of the following statements is TRUE for an ecotone?