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TLS Online TPP Program

#Question id: 8922

Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?

#Part-A Aptitude & General Biotechnology
  1. increased incidence of worm burrows in the fossil record
  2. increased incidence of hard parts in the fossil record
  3. increased incidence of organic material in the fossil record
  4. increased incidence of fern galls in the fossil record
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TLS Online TPP Program

#Question id: 11752

#Part-A Aptitude & General Biotechnology

Which of the following substances enhances the sensitivity of pain receptors but does not directly excite them?
TLS Online TPP Program

#Question id: 322

#Part-A Aptitude & General Biotechnology

A covalent bond is likely to be polar when ________.
TLS Online TPP Program

#Question id: 11281

#Part-B Specialized Branches in Biotechnology

Owls eat rats, mice, shrews, and small birds. Assume that, over a period of time, an owl consumes 5,000 J of animal material. The owl loses 2,300 J in feces and owl pellets and uses 2,500 J for cellular respiration. What is the production efficiency of this owl?
TLS Online TPP Program

#Question id: 4732

#Part-A Aptitude & General Biotechnology

What is F2 phenotype ratio observed when a homozygous recessive mutation in either or both of two different genes results in the same mutant phenotype?
TLS Online TPP Program

#Question id: 2995

#Part-A Aptitude & General Biotechnology

 Which of the following incorrect pair?