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TLS Online TPP Program

#Question id: 4711

Starting from the wild mustard Brassica oleracea, breeders have created the strains known as Brussels sprouts, broccoli, kale, and cabbage. Therefore, which of the following statements is correct?

#Unit 11. Evolution and Behavior

  1. In this wild mustard, there is enough heritable variation to permit these different varieties.

  2. Heritable variation is low in wild mustard—otherwise this wild strain would have different characteristics.

  3. Natural selection is rare in wild populations of wild mustard.

  4. In wild mustard, most of the variation is due to differences in soil or other aspects of the environment.

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TLS Online TPP Program

#Question id: 19470

#Unit 12. Applied Biology

From where did this GOX gene has been isolated from and expressed in transgenic plants?
TLS Online TPP Program

#Question id: 2274

#Unit 2. Cellular Organization

Unlike those of prokaryotes, eukaryotic cell walls are composed of
TLS Online TPP Program

#Question id: 12612

#Unit 10. Ecological Principles

Which of the following pairs of reproductive strategies is consistent with energetic trade-off and reproductive success? 
TLS Online TPP Program

#Question id: 4426

#Unit 3. Fundamental Processes

In one taxonomic classification, Archaea, Eukarya, and Bacteria represent the three major domains of life. Eukarya utilize the general transcription factors TBP (TATA-binding protein) and TFIIB in transcription, whereas Bacteria do not. At least one member of Archaea has a protein similar to TBP and a protein similar to TFIIB. Based on this observation, which of the following scenarios is most likely?
TLS Online TPP Program

#Question id: 28523

#Unit 5. Developmental Biology

Which of the following stage of plant development giving the embryo bilateral symmetry?