Which defenses require specific detection systems and signal transduction pathways that can sense the presence of an herbivore or pathogen and alter gene expression and metabolism accordingly

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#Question id: 23933

#Aptitude

Delhi University is a

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#Question id: 4912

#8. Inheritance Biology

Correns described that the inheritance of variegated color on the leaves of certain plants was determined by the maternal parent only. What phenomenon does this describe?

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#Question id: 5329

#8. Inheritance Biology

A sex-linked recessive allele c produces a red-green colorblindness in humans. A normal woman whose father was colorblind marries a colorblind man. What are the chances that the second child from this marriage will be a colorblind boy?

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#Question id: 23440

#Aptitude

You are playing football in a park. When you kick the ball, it strikes and breaks the window pane of a nearby house. You would:

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#Question id: 12573

#10. Ecological Principles

Which of the following conditions is the most likely indicator of a population in an extinction vortex?