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Everyone
  • Member for 11 years, 11 months
  • Last seen more than 5 years ago
  • Nagpur, India
16 votes
3 answers
2k views

How deep in the soil can a seed be placed and still develop into a plant/tree?

12 votes
3 answers
4k views

Why does the butterfly have a cocoon stage in its life cycle?

12 votes
1 answer
511 views

How old does a baby have to be before it can retain memories?

11 votes
1 answer
146 views

Are rods/cones rejuvenated periodically?

11 votes
2 answers
1k views

Can Bioluminescence drive photosynthesis?

11 votes
4 answers
17k views

Does the DNA sequence of a butterfly match that of the caterpillar it used to be?

10 votes
5 answers
2k views

Why is the human body able to repair a broken bone and not a heart muscle?

10 votes
1 answer
288 views

Does stress physically age our body?

9 votes
2 answers
211 views

Does artificial high intensity light damage permanently dark ecosystems?

9 votes
3 answers
8k views

What is the effect of a pure-oxygen environment on a plant?

9 votes
1 answer
2k views

Why are women more susceptible to radiation?

9 votes
2 answers
107 views

Should we be looking for extra-terrestrial life on comets?

8 votes
3 answers
396 views

How does one maintain balance sleepwalking?

8 votes
2 answers
1k views

Would exposure to a strong magnetic field have deleterious effect on the human?

8 votes
3 answers
8k views

Can a human smell through the ears?

8 votes
2 answers
126 views

Can paper/plastic currency serve as a medium for pathogens?

8 votes
1 answer
5k views

What is the life-span of the various organs in the human body?

7 votes
1 answer
1k views

Does a plant have to be alive for its roots to prevent erosion?

7 votes
1 answer
3k views

What really happens when a body is tired?

7 votes
2 answers
340 views

Do diurnal birds of prey recognize each other by their appearance?

7 votes
1 answer
922 views

Does a mydriatic drug neutralize the action of a miotic?

7 votes
1 answer
281 views

Do any plants exhibit hormonal changes similar to puberty?

6 votes
2 answers
1k views

Would a plant survive if it was watered using hard-water?

6 votes
1 answer
3k views

What causes the characteristic 'gleam' in the eye of a living being?

6 votes
1 answer
477 views

How is hibernation/aestivation different from anesthesia?

6 votes
1 answer
503 views

Are all chromosomes equally susceptible to mutation?

6 votes
2 answers
1k views

What makes an animal/species suitable for domestication/training?

5 votes
1 answer
62 views

Are there any studies on the fertility levels of humans/mammals as a function of their stay at Antarctica?

5 votes
1 answer
3k views

What causes instinctive behaviour?

5 votes
1 answer
488 views

What protocol does the nervous system use?