Which microscopy can be used for viewing live cells and unstained tissues?

1. Fluorescence microscopy

2. Phase contrast microscopy

3. Dark field microscopy

4. Differential interference microscopy

5. Confocal microscopy

Which of the above combinations of microscopy is correct?

TLS Online TPP Program

#Question id: 4599

#Unit 11. Evolution and Behavior

Many crustaceans (for example, lobsters, shrimp, and crayfish) use their tails to swim, but crabs have reduced tails that curl under their shells and are not used in swimming. This is an example of ________.

TLS Online TPP Program

#Question id: 4929

#Unit 8. Inheritance Biology

Maternal inheritance of coiling of shell in snail (limnaea peregra) is well established. The dextral coiling depends on dominant allele D and sinistral coiling depends upon recessive allele d. A female F1 progeny of dextral(Dd) type is crossed with a male dextral (Dd). What will be the phenotype ratio in progeny?

TLS Online TPP Program

#Question id: 9150

#Unit 9. Diversity of Life Forms

For mountain ranges that are subjected to prevailing winds, why is the climate drier on the leeward (downwind) side?

TLS Online TPP Program

#Question id: 23258

#Unit 13. Methods in Biology

If the probes are hybridized at the ends of the chromosome then they are called as

TLS Online TPP Program

#Question id: 3005

#Unit 2. Cellular Organization

Which of the following statement are incorrect?