How many electrons in 19Khave n = 3; l=0 ?

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#Question id: 1672

#XL - Q Biochemistry

Using only random VDJ recombination, from 40 V, 23 D, and 6 J gene segments, what are the number of possible variable regions of an antigen receptor molecule?

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#Question id: 3261

#XL - T Zoology

A parent population (P) is change into daughter populations (Q) which grow in habitats. After 1000 generations, the equilibrium frequency distribution of of the daughter populations is shown in the figure below. For reference, the vertical line represents the mean of the parent population. Which type of natural selection?

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#Question id: 10768

#XL - T Zoology

Dihybrid test cross genotypic and phenotypic ratio is

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#Question id: 11737

#XL - R Botany

Cytokinins have been shown to have effects on many physiological and developmental processes, including____

a) Leaf senescence

b) Apical dominance

c) Gametophytic  development

d) Vascular development

e) Breaking of bud dormancy

f) Causing bud dormancy

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#Question id: 9569

#XL - T Zoology

Certain thermophilic bacteria live in hot springs at temperatures close to the boiling point of water. What challenges do such bacteria overcome successfully?