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TLS Online TPP Program

#Question id: 8289

The term convergent evolution is most applicable to which of the following features?

#Unit 9. Diversity of Life Forms
  1. the legless condition found in various lineages of extant lizards
  2. the five-digit condition of human hands and bat wings
  3. the fur that covers Australian moles and North American moles
  4. the bones of bat forelimbs and the bones of bird forelimbs
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TLS Online TPP Program

#Question id: 24646

#Unit 10. Ecological Principles

Which of the following correct decreasing order for the trace elements maximum utilization?
TLS Online TPP Program

#Question id: 28261

#Unit 5. Developmental Biology

Two major mechanisms during fertilization in case of sea urchin, sperm attraction  and sperm activation, these mechanism is occurred ____
TLS Online TPP Program

#Question id: 4363

#Unit 3. Fundamental Processes

researcher found a method she could use to manipulate and quantify phosphorylation and methylation in embryonic cells in culture. In one set of experiments, she succeeded in increasing acetylation of histone tails in the chromatin of the cells. Which of the following results would she most likely see in these cells?
TLS Online TPP Program

#Question id: 698

#Unit 1. Molecules and their Interaction Relevant to Biology

Amino acid residues commonly found in the middle of B turn are:
TLS Online TPP Program

#Question id: 23629

#Unit 13. Methods in Biology

Mechanical shearing is often the preferred method of fragmenting genomic DNA when constructing a genomic DNA library. Why would this method be preferred over complete digestion with restriction enzymes?