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TLS Online TPP Program

#Question id: 16777

What is the formula for the median of Grouped data? 

#Unit 13. Methods in Biology
  1. Median = L + [(n / 2 - cf) / f]* h 
  2. Median = L + [(n / 2 + cf) / f]* h 
  3. Median = L + [(n / 2 - cf) / f] + h 
  4. Median = L* [(n / 2 - cf) / f] * h 
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TLS Online TPP Program

#Question id: 13190

#Unit 10. Ecological Principles

During the evolution of life on Earth, the photosynthetic organisms initially responsible for raising atmospheric oxygen concentrations from less than 1 percent to about 20 percent were
TLS Online TPP Program

#Question id: 11420

#Unit 10. Ecological Principles

We can represent the relationship of species richness to area with the equation


Where S = number of species, and c and z are both constants

Which of the following is not a logical explanation to relationship of species richness to area?
TLS Online TPP Program

#Question id: 28392

#Unit 5. Developmental Biology

Convergence and extension occurred in dorsal mesodermal cell at the time of axis elongation such as____
TLS Online TPP Program

#Question id: 31394

#Unit 2. Cellular Organization

Which of the following cellular processes are not influenced by mitochondria-associated membranes (MAMs)?
TLS Online TPP Program

#Question id: 26360

#Unit 2. Cellular Organization

In the yeast the isolation of double mutants can be analyzed by