Practice Questions

TLS Online TPP Program

#Question id: 19458

How phase contrast and DIC microscopy are used to image live cells and unstained tissues?

#Unit 13. Methods in Biology

Take advantage of differences in the contrast and thickness of cellular materials
Take advantage of differences in the refractive index and thickness of cellular materials
Live cells show bioluminiscence
Take advantage of differences in chromosomes

More Questions

#Question id: 7072

#Unit 5. Developmental Biology

Formation of Henson’s node takes place by:

#Question id: 3438

#Unit 11. Evolution and Behavior

The type of learning that causes specially trained dogs to salivate when they hear bells is called

#Question id: 3313

#Unit 11. Evolution and Behavior

Which one of the following statement is incorrect for the process of speciation?

#Question id: 26339

#Unit 2. Cellular Organization

According to fourth parity rule proposed by Erwin Chargaff which of the following statement are most appropriate

#Question id: 10512

#Unit 6. System Physiology – Plant

Members of the Poaceae family, which includes all of the cereal crops, use benzoxazinoids alkaloids are derived from,