If a fair die is rolled 4 times, then what is the probability that there are exactly 2 sixes ?

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#Question id: 5061

#Unit 5. Developmental Biology

 The activin family, the bone morphogenetic proteins (BMPs), the Nodal proteins, the Vg1 family included in-

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#Question id: 10538

#Unit 6. System Physiology – Plant

Injury to the leaf caused by herbivory activates which types of ion channels?

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#Question id: 7291

#Unit 5. Developmental Biology

Five different genes are known to specify floral organ identity in Arabidopsis: APETALA1 (AP1), APETALA2 (AP2), APETALA3 (AP3), PISTILLATA (PI), and AGAMOUS (AG).

Which one of the following statement is incorrect?

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#Question id: 12711

#Unit 6. System Physiology – Plant

Various sensors monitor ROS levels in cells; an increase in ROS activates a signal transduction network. ROS scavenging is carried out by antioxidant molecules ____X_________and by antioxidant enzymes such as____Z_________

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#Question id: 11581

#Unit 7. System Physiology – Animal

DES is called an "endocrine disrupting chemical" because it interferes with the endocrine secretions of the ________.