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: 7127

#Unit 5. Developmental Biology

The immunoglobulin genes are expressed in B-cells, and the b-globin gene is expressed in red blood cells. What manipulations might be carried out to get the b-globin gene to be expressed in B-cells?

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#Question id: 12755

#Unit 10. Ecological Principles

Which of the following statements best describes why biologists are currently concerned with global warming and the thawing of permafrost in many areas of the tundra biome?

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#Question id: 3625

#Unit 8. Inheritance Biology

If a heterozygous two recessive mutation at different site will give mutant phenotype when gene involved

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#Question id: 3974

#Unit 3. Fundamental Processes

 A leucine-zipper motif contains

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#Question id: 13003

#Unit 8. Inheritance Biology

If 200 meiocytes with AaBb and   80 meiocytes  undergoes to single crossing over between  gene A and B. What will be the chance of crossing over and what is the recombination frequency of the gametes?