All Gibberellins are

a. tetracyclic (four ringed) 

b. pentacyclic (five ringed) 

c. diterpenoid acids

d. Non terpenoid acids

Which of the following is CORRECT

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#Question id: 13177

#Unit 10. Ecological Principles

Deserts typically occur in a band at 30 degrees north and south latitude because

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#Question id: 11110

#Unit 7. System Physiology – Animal

A very deep inspiration that ventilates all alveoli is:

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#Question id: 12059

#Unit 7. System Physiology – Animal

A 19-year-old man is fed intravenously for several weeks following a severe automobile accident. The intravenous feeding leads to atrophy of the gastrointestinal mucosa most likely because the blood level of which of the following hormones is reduced?

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#Question id: 29112

#Unit 8. Inheritance Biology

An example of multiple alleles is at a locus that determines the feather pattern of mallard ducks. One allele, M, produces the wild-type mallard pattern, MR, produces restricted, and a third allele, md, produces dusky. In this allelic series, dominancy shows MR >M > md

If a cross between  MR md X M md, What proportion of progeny will be restricted?

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#Question id: 902

#Unit 1. Molecules and their Interaction Relevant to Biology

Which demonstrates that the primary structure of a protein determines its tertiary structure?