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Results tagged with natural-growth
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user 31698
For questions about the growth and development of a certain species or object without the mediation of something artificial or mechanical. This may refer to Fauna or Flora.
3
votes
Tall trees : selective pressure
They are geographically separated. Vertically.
Your tree people never come down to the forest floor except by accident or when they die. It is dark down there, and wet. There is quicksand. And th …
- 306k
1
vote
Accepted
What is fastest believable growth rate and reproduction cycle for a 150-300-meters-tall tree?
These are bamboos. A meter a day at least.
These freakish bamboos are grasses are not limited by xylem cavitation in the way tall trees are.
.
The maximum height of grasses is determined by roots
Al …
- 306k
28
votes
Is it possible for nature to create bubble wrap?
Fecal sacs.
https://en.wikipedia.org/wiki/Fecal_sac
A fecal sac (also spelled faecal sac) is a mucous membrane, generally
white or clear with a dark end,1 that surrounds the feces of some
s …
- 306k
1
vote
Two countries have a five thousand mile desert between them. How can a city survive there?
Clearly there is something different about this city. The city and its inhabitants are qualitatively different from the countries on the coasts and the people who live in them.
The city is by its …
- 306k
2
votes
Could a mammal procreate if it existed out of multiple sets of DNA in different cells? If so...
Yes. We do fine.
Each of our cells carries a copy of our complete DNA. But mostly that stays bundled up and unusable - and also resistant to damage and wear. Tiny fragments of our DNA are copied …
- 306k
2
votes
Accepted
What are some common, metabolizable materials used to reinforce bones in sci-fi settings?
1000 MPa is not doable with biology.
Caveat: "strength" can mean tensile strength or compressive strength. They are not the same. Consider concrete - great under compression, poor under tension. I …
- 306k
5
votes
If a species keeps growing throughout their 200-300 year life, what "growth curve" would be ...
Growth spurts
source
Like large birds and mammals, but unlike living reptiles,
tyrannosaurids probably experienced extremely high neonate mortality,
followed by few deaths after 2 years of age (pres …
- 306k
7
votes
Is there any food a nomad in a carriage-like transport can easily live on?
Pemmican.
http://scoresurvival.com/pemmican-native-american-super-survival-food/
This is dried, preserved half fat, half meat with some dry fruit. It will keep a long time if dry. The linked article …
- 306k
1
vote
What is a good rate of growth of size and numbers of creatures that start with a microorganism?
Make it awesome.
If you want this to be biologically accurate, monsters need to eat something to grow. If they have a lot to eat they can grow faster. There is not much to eat in most caves. They m …
- 306k
4
votes
Accepted
What evolutionary pressures would result in metabolic INefficiency?
Energy goes to feed microbial commensals in the gut.
The microbes get the energy. In return they synthesize vitamins and protein that the host cannot, and those are passed to the host. The host uses …
- 306k