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TLS Online TPP Program

#Question id: 9206

To better comprehend the magnitude of current extinctions, it will be necessary to ________.

#Unit 9. Diversity of Life Forms
  1. differentiate between plant extinction and animal extinction numbers
  2. focus on identifying more species of mammals and birds
  3. identify more of the yet unknown species of organisms on Earth
  4. use the average extinction rates of vertebrates as a baseline
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TLS Online TPP Program

#Question id: 4953

#Unit 11. Evolution and Behavior

Several scientific laboratories across the globe are involved in research concerning the origin of life on Earth. Which graph below, if the results were produced abiotically, would have the greatest promise for revealing important information about the origin or Earthʹs first genetic system?
TLS Online TPP Program

#Question id: 4671

#Unit 3. Fundamental Processes

CpG island promoters are methylated at position 5 of the pyrimidine ring. CG sequences are thought to be underrepresented in mammalian genomes because
TLS Online TPP Program

#Question id: 3369

#Unit 11. Evolution and Behavior

Genetic drift refers to random changes in allele frequencies over time leads to following consequence

a. Loss of genetic diversity per generation   

b. change in allelic frequency just by chance 

c. It caused adaptive evolution

d. It one allele may reach to 0 frequency
TLS Online TPP Program

#Question id: 32354

#Unit 1. Molecules and their Interaction Relevant to Biology

In Glucokinase-driven glycolysis
1. ATP/ADP ratio which results in 
2. K+ channel opening 
3.  opening of Ca2+ channels 
4. secretion of insulin by the b-cells. 
In this way, the action of glucokinase in the b-cells results in glucose uptake.
Choose correct combination of true & false
TLS Online TPP Program

#Question id: 10828

#Unit 10. Ecological Principles

Not all parasitism involves feeding on the body of the host. The exception is