Practice Questions

TLS Online TPP Program

#Question id: 8291

Which of the following pairs are the best examples of homologous structures?

#Unit 9. Diversity of Life Forms

eyelessness in the Australian mole and eyelessness in the North American mole
owl wing and hornet wing
bat wing and bird wing
bones in the bat wing and bones in the human forelimb

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TLS Online TPP Program

#Question id: 27505

#Unit 2. Cellular Organization

Which of the amino acid residue are found in active site of topoisomerases

TLS Online TPP Program

#Question id: 11886

#General Aptitude

The LCM of two numbers is 48. The numbers are in the ratio 2 : 3. The sum of the numbers is

TLS Online TPP Program

#Question id: 28755

#Unit 2. Cellular Organization

Peroxins catalyzes____

TLS Online TPP Program

#Question id: 14900

#Unit 6. System Physiology – Plant

polymer-trapping model explains symplastic loading in plants, This model states that the sucrose diffussion takes place through cell to cell via plasmodesmata; which of the following prediction about the diffusion mechanism is INCORRECT?

TLS Online TPP Program

#Question id: 23147

#Unit 13. Methods in Biology

In fluorescence microscopy why the fluorescence occurs at longer wavelength when there shorter wavelength of light is applied?