The endosymbiont theory proposes that chloroplasts and mitochondria evolved from ________ and were engulfed by larger ________.

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#Question id: 3254

#SCPH28 | Zoology

Consider a single locus with 2 alleles which are at Hardy-Weinberg equilibrium. If the frequency of the heterozygous genotypes is 0.42, what is the frequency of one homozygote in the population?

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#Question id: 2303

#SCPH01 Biochemistry

During cell division spindle fibers attach themselves to the _______ located on the chromosomes.

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#Question id: 13047

#SCPH06 I Botany

8-Azaguanine renders the myeloma cells

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#Question id: 10722

#SCPH06 I Botany

Community 1 contains 100 individuals distributed among four species (A, B, C, and D). Community 2 contains 100 individuals distributed among three species (A, B, and C). Community 1: 5A, 5B, 85C, 5D Community 2: 30A, 40B, 30C Calculate the Shannon diversity (H) for each community.

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#Question id: 18688

#SCPH01 Biochemistry

Match the items in Group 1 with an appropriate description in Group 2 

Group I                                      Group 2 

P. GOR method                           1. Protein structure visualization 

Q. Genome sequencing           2. Sanger method

R. ESTs                                         3. Protein secondary structure prediction

S. RasMol                                    4. gene expressed as cDNA