Biology
Exploring "Why" questions about Biology
483 articles
Why is gold the standard of wealth when things like iron, wood, or food may be more useful and fossils (ie) may be just as rare.
A few reasons: 1. Gold is rare. If you're going to use something as a medium of exchange, you need it to have a stable supply.
Why would the Cleveland kidnapper plead not guilty when their is so much evidence against him?
Sometimes people plead not guilty by reasons of insanity. By that I mean he may attempt to argue he shouldn't be punished because he didn't have control of his actions. That seems pretty unlikely due
Why can’t “superbacteria” live outside hospitals
It's not that they can't live outside of hospitals, it's just that hospitals are great places to go if you want to catch antibiotic resistant bugs. Everyone who goes there is sick, and if they have ba
Why are cellphone plans in Canada so expensive?
The Canadian telecom market is controlled primarily by one company (Rogers Inc.). They can charge whatever they want. The only reason Canadians aren't still paying like $80 +$5 charge for overusage pe
Why do plants produce fruit? what’s the biological benefit for them?
I believe one of the evolutionary benefits is that so animals eat the fruit and carry the seeds to different territories before excreting them. Thus allowing the range of whatever plant bares the frui
Why is female handwriting generally distinguishable from male handwriting?
Young girls fine motor skills tend to develop a few years earlier than young boys. This also coincides with schools teaching handwriting, ages 5-8. As a result girls can get a bit of a jumpstart on de
Why is California consistency ranked low in its financial position despite constantly generating the most economic activity and GDP?
When you have more money going out in social welfare then comes in. California has the highest amount of homeless and low income families in the states plus thousands of undocumented immigrants and it
Why do animals kill those of their own species if their one goal is to breed and prevent the species from extinction?
Competition is a big thing in the wild, for food, space and for mates. I don't really think animals kill just to kill so it's not like one would 'murder' a group just because.
why is anaerobic cellular respiration so much less efficient the aerobic respiration?
The electron transport chain creates a hydrogen ion gradient outside of the mitochondrial membrane (where it takes place). This gradient is used to power ATPsynthase, the enzyme that creates ATP. It c
why do people generally look more attractive when one half of their face is in shadows?
While it's not true 100% of the time people are generally seen more attractive the more symmetrical their face appears to be. There are of course exceptions. So by covering one half of the face there'