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TLS Online TPP Program

#Question id: 3782

In his work with pneumonia-causing bacteria and mice, Griffith found that

#Section 3: Genetics, Cellular and Molecular Biology

  1. the protein coat from pathogenic cells was able to transform nonpathogenic cells.

  2. heat-killed pathogenic cells caused pneumonia.

  3. some substance from pathogenic cells was transferred to nonpathogenic cells, making them pathogenic.

  4. the polysaccharide coat of bacteria caused pneumonia.

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TLS Online TPP Program

#Question id: 13070

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Antibodies raised against an antigen from one organism will react to a greater or lesser degree with similar antigens from a related organism, depending on how many surface epitopes they share. This has given rise to a systematic method of identification of microorganisms known as______?
TLS Online TPP Program

#Question id: 14378

#Section 1: Engineering Mathematics

If the value of the determinant  is equal to 14

then the value of the determinant  is equal to 
TLS Online TPP Program

#Question id: 3566

#Section 3: Genetics, Cellular and Molecular Biology

Two organisms, with genotypes BbDD and BBDd, are mated. Assuming independent assortment of the B/b and D/d genes, determine the genotypic ratios in offspring that would occur.
TLS Online TPP Program

#Question id: 27334

#Section 3: Genetics, Cellular and Molecular Biology

RNA does not contain
TLS Online TPP Program

#Question id: 9274

#Section 2: General Biology

The different types of carotenoids found in photosynthetic organisms, the all carotenoids are