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TLS Online TPP Program

#Question id: 11996

Which of the following statements best describes the difference in approach to studying the environment by early naturalists compared to present-day ecologists?

#Unit 10. Ecological Principles
  1. Early  naturalists  employed  a  descriptive  approach;  present-day ecologists  generate  hypotheses, design experiments, and draw conclusions from their observations.
  2. Early naturalists manipulated the environment and observed changes in plant and animal populations, while modern ecology focuses on population dynamics.
  3. Early naturalists systematically recorded what they observed in their environment; modern ecology is only concerned with man's impact on the environment.
  4. Early naturalists were interested with man's interaction with the natural world; present-day ecologists seek to link ecology to developmental biology
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TLS Online TPP Program

#Question id: 23580

#Unit 13. Methods in Biology

Which of the following can function as a cloning vector?
TLS Online TPP Program

#Question id: 2513

#Unit 2. Cellular Organization

First you dissolve the membrane from an intact flagellum using the detergent Triton X-100. Next you soak the axoneme in a solution containing EDTA, which removes the Mg2+. What remains of the axoneme after these treatments?
TLS Online TPP Program

#Question id: 5178

#General Aptitude

Finding the numbers zeros 65×75×32×21×35×80 . 
TLS Online TPP Program

#Question id: 15992

#Unit 12. Applied Biology

The genetic variability present among cultured cells, progeny of such plants is called__
TLS Online TPP Program

#Question id: 23214

#Unit 13. Methods in Biology

Which type of interaction forces are involved in atomic force microscope?