from Winnipeg, Mb
I'm doing a project on mercury in water. I was wondering if and how you get mercury out of lakes. ...
from Maple Ridge
I'm wondering if you could name some pros and cons of the environmental profession and what kind of...
I am in grade 7 and attempting to do a Science Fair Project. I would like to know how I could test...
from San Diego/California
Why does Aspartame taste so sweet? What is the chemistry involved in something that tastes sweet?
Do all antibacterial soaps kill bacteria? How do you test if they do?
How do split ends affect the way your hair grows? Why do people say that when you have split ends,...
from Withernsea, Yorkshire, England
Many people say there are 5 senses in the body but I am arguing with my mum here that there are...
from the Internet
Can any plants regenerate after they are totally dried - I don't mean somatic embryogenesis: can...
My son is doing a herptiles of ontario project and this a missing link question: Do you think...
from Melbourne (Australia)
Is blood more complex than just the four groups? How?
Also, what structures allow humans to have...
Is the air we exhale pure carbon dioxide? If not, then what is it?
When a baby is formed it starts out as one cell then splits and reproduces and forms perhaps...
Why does uracil replace thymine in RNA?
Why do some people use salt to kill weeds? What does salt do that makes the weeds die?
What is the difference between fats and cholestrol?
from the Internet
Why doesn't pepsin break down gelatin on developed photographic film or does it just take a very...
What's a gathering of frogs called? What's a gathering of toads called?
from Brisbane, Queensland, Australia
How did we (as a race) evolve eyebrows and eyelashes. The way I understand it is that to evolve...
How would one maintain a bacterial culture without having to transfer cultures on a regular basis?
from Halifax, NS
I have a liquid crystal display screen computer monitor. I am looking for unbiased information on...
How do you know what size lobsters should be released instead of taken, in order to ensure the...
Is either Klebsiella pneumoniae or Serratia marcescens documented to be able to extract naked DNA...
What is immunofluorescence analysis, what basic materials are used, and how long does it take to...
At which age do the nasal bones and the mandible complete ossification?
Are there living beings which do not die?
from Chilliwack, Canada
IF my blood type is A negative what are my parents' blood types? What does it mean to have negative...
Do shells have nutrients in them? If so, what actually uses those nutrients?
from Delhi, INDIA
What are the ways in molecular biology to show confirmation of hybridization on a solid surface for...
Loubelle I. Depita
from Koronadal City, South Cotabato,Philippines
Why does nutrasweet or aspartame loses its effectiveness in cooking or in processes requiring...
Why can't spruce trees compete with maple trees in more southern forests? What advantages do the...
I would like to know the chemical compostion of the venom in a yellow jacket wasp sting, the dosage...
from Auckland, New Zealand
Is there an effective and affordable way to kill weeds on an organic basis? (i.e. vinegar?)
How does sugar conserve food?
At what speed does the world's slowest living thing travel? And what is the world's slowest living...
from Denver, CO
When eating spicy foods, the tongue and lips can get a burning sensation. Why don't the insides of...
How much does a person's head or skull grow every year? If I'm 16, how much would it grow until it...
I heard there was a woman named Rosy involved in the discovery of the DNA double helix. Who was she...
If we are making a perfume and we pour alcohol on an orange peel; why would the smell increase the...
My grade 10 biology teacher tells us that blood comes in different shades of red (dimmer and...
Why are there no penguins in the Arctic, or anywhere in the Northern Hemisphere?
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