Biology

Richard Morley From Flesherton, asks,

Do you have a "Sea-Monkey" life...


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Biology

Loubelle I. Depita From Koronadal City, South Cotabato, Philippines, asks,

Why is sterilizing & using alcohol effective against...


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Biology

Terry Hare From Oshawa, asks,

Why are most scallops white and some are yellowish brown to almost an orange...


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Biology

Anonymous From Queens, NY, asks,

I would like to know why the bananas has that semi circular shape. I wonder if it is because the gravity of earth, or the light from the sun or...


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Biology

Heather Purdie From Edinburgh, asks,

At what age does your heart stop growing? I have just watched a program and a young girl was given her dad's heart and I wondered if it would...


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Biology

Cynthia Everhart From Leesburg, asks,

My neice is being tested for an unknown cause to her developemental delay. She has recently been tested for Fragile X syndrome. I know that Down...


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Biology

Donna Creighton From Havre de Grace MD, asks,

Do noses and ears continue to grow throughout the...


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Biology

Christina From Kamloops, BC, asks,

What is the Vir C gene/protein responsible...


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Biology

Steven Kelliher From Abington/ MA, asks,

I know this must get asked a lot, but I was wondering, and doing research on the topic and am looking for expert opinion on the matter. Who really is...


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Biology

shane From doylestown, asks,

How do scientists type your blood? How do they find out your blood...


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Biology

Nijin From khd, asks,

I read in books that bees cannot identify the colour white. Then what will the bees see instead of white...


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Biology

samantha From Sarnia, asks,

Is it true that only female bees can sting you? And if it is, why is that?...


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Biology

Eddie Curtis From Portland, asks,

What differences are there in the three different types of...


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Biology

David From the Internet, asks,

During cellular respiration, why can't NADH pass its electrons to NAD+ across the inner membrane of mitochondria? Why does NADH pass its electrons to...


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Biology

NIKHIL BHANSALI From New Delhi, asks,

I have an e-DNA (environmental DNA) sample in a vial. How can I learn if the given e-DNA sample is from a living species or a dead species or from...


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Biology

Mike From the Internet, asks,

I have a question which is a bit strange but in all honesty i don't know and i was hoping you could help me. There are many films out where someone...


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Biology

Danielle Panchuk From Calgary, asks,

Why after drinking massive amounts of alcohol, which is a liquid, do you wake up dehydrated the next...


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Biology

Leo Hong From London Ont., asks,

1. If the earth's population is about 6.2 billion now and it will double lets say every 35 years, how will the earth hold 12.4 billion people in the...


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Biology

Al Ullman asks,

What is "route dependent...


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Biology

Avishan From the Internet, asks,

Why is the strawberry in yogurt flavored strawberry sometimes brown or reddish brown? Is it a chemical reaction? What are the pigments...


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Biology

Matt From Pickering, asks,

How are genes located? For instance, Lap-Chee Tsui and his team of geneticists located the chromosome that caused cystic fibrosis, but how did they...


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Biology

Charlie Price asks,

What is the name of a baby orangutan? Does the male and female adult orangutan have a...


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Biology

Leeanne From Sebrevois, asks,

Can dogs and cats understand what people are saying? If not then how do they know to get off something or to go if you tell them...


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Biology

James From Hamilton, asks,

How do we explain the difference between cells that can repair damaged tissue, such as skin cells, and other types of cells, such as nerve cells,...


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Biology

John Wood From Binmaley, Philippines, asks,

Why do (nearly) all birds move in a jerking motion as compared with other animals that move...


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Biology

özgür o?uz From Yata?an/Mu?la, asks,

How can an ant hold up a weight which is 50 times more heavy than ant's own...


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Biology

kristy asks,

Which plants would be good to use in an experiment testing different types of plant foods on different types of...


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Biology

Tara Longfellow From Chilliwack, asks,

I was wondering what the breakdown products of ethanol in the body are .... water and what? What enzyme does...


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Biology

Karen From Ottawa, asks,

How old do turtles have to be to have turtle eggs? And do 2 turtles have to have different sex to have eggs? How do you tell if a turtle is a boy or...


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Biology

Nameless From Internet, asks,

If we were produced from ONE cell with ONE type of DNA how could it have reproduced into trillions of different types of cells like muscle, nerve...


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Biology

Jason Ting From Beijing, asks,

Can phytoplankton live with only nutrients not...


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Biology

Yevgeniy From SI, asks,

Can you hear a bat flap it's wings if it is relatively close say 1-2...


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Biology

Tara From the Internet, asks,

Is it better to keep planaria in pond water or tap water if my experiment deals with feeding them specific things? I'm afraid they will not want to...


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Biology

Lola From the Internet, asks,

I am doing a science fair project about if temperature affects the digestion of protein or not. To do this project, I need to make a simulation for...


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Biology

JR From Houston, asks,

Does your gag reflex trigger the epiglottis to open or close? ...


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Biology

Rita From Lisle, asks,

My 4th grade son is doing a science project on eye color and we can't find any info about the percentages of people who have brown eyes, blue eyes,...


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Biology

eric From lynbrook, ny, asks,

What animal has the highest level of testosterone in their body?...


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Biology

Meghan From Chelsea, asks,

How is it possible to have 2 different colored eyes? I have a blue and a brown eye. I would like to know what has caused this. How rare is it? I...


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Biology

Jennifer Joseph From Dix Hills, NY, asks,

Animals eat leaves and grasses and this provides them nutrition. Can people take leaves off trees, a maple tree for example, wash them and eat them?...


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Biology

Michael Fattori From Toronto, Ontario, asks,

If our body is made up of cells that are always regenerating, and replacing older dying cells, how can it be that tattoos last so long? Aren't skin...


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Biology

garrett From scarborough, asks,

Why is the common garter snake so...


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Biology

Lisa Pearce From Gympie, asks,

Whenever I drop a piece of cork, plastic or metal into a container of water, it always floats on top or sinks to the bottom. Some substances sink...


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Biology

Crystal Anderson asks,

How old can mice get? ...


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Biology

chen From the Internet, asks,

How does plant take in...


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Biology

Travis From Mt Vision, asks,

What's the length of time the body needs to get rid of LSD, opiates, marijuana, and other drugs? I am doing a project for school. This is not because...


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Biology

D From Toowoomba, asks,

I have been told that it's useful to plot changes in systolic and diastolic blood pressure when I look at changes in mean arterial blood pressure....


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Biology

JenJen186@aol.com From Orland Park, asks,

Is there a way to actually eliminate the cancer from every infected cell in the body to truly cure a cancer...


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Biology

Randi Trevena From Regina Beach, asks,

hi i was just wondering whether or not a child can have a different color of eyes that both there...


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Biology

Sam From Mumbai, India, asks,

I have learned that our whole body is made of chemicals. Then our every action must be predefined as chemical reactions take place, like a movement...


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Biology

Nilakshan From Toronto, asks,

What is the effect of calcium on plant...


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Biology

Robert Young From Castleton, England, asks,

I am currently conducting an experiment to do with the medicinal properties certain species of plants produce when they react to a yeast elicitor. I...


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Biology

Alexandra From Coquitlam, asks,

What are thoughts made from? Are they...


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Biology

Anthony From Windsor, Ontario, asks,

Are there any species that have evolved, but still have their ancestors co existing with them on earth? For example, is there a certain type of fish,...


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Biology

David J. Gardner From Toronto, asks,

I saw a Richard Dawkins lecture in which he claimed that the constituent molecules and atoms that compose a human are not only comprised of...


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Biology

David J. Gardner From Toronto, asks,

With regard to genetics and anthropology I'm having a hard time understanding the difference between MRCA (Most Recent Common Ancestor), the IAP...


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Biology

Saima From Calgary, asks,

I heard that Inuit women have the most toxic breast milk of any population of humans. What is in it that makes it so toxic? How did those things get...


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Biology

Brenda From Sydney/aust, asks,

I have read about the bobtail gene in dogs and wonder if the reason it is found in herding dogs is because throughout history herding dogs including...


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Biology

Adrian From Vancouver, asks,

I heard someone explaining that whales and dolphins are not fish because they were in fact mammals. As I understand it, once you are a mammal,...


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Biology

Mona From London, asks,

I was reading about class I MHC (major histocompatibility complex) molecules and in the book it was written that any body cell (infected or...


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Biology

Daniel From Elk Park, asks,

I have a wierd question: can a 250 lbs 5 foot 7 woman stand and walk on a 170lbs 6foot 2 man without breaking or damaging anything inside of him?...


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Biology

Sanjeev Kumar From New Delhi, asks,

Why is it impossible to integrate photosynthetic machinery genes into animal cells. Euglena 
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Biology

green hornet From the Internet, asks,

how many second the people before blink...


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Biology

Richard Dinning From Mississauga, asks,

What would happen, given the loss of polar ice and it's deleterious affect on polar bears, if we rounded up a few dozen males and females and...


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Biology

Henrik From the Internet, asks,

Some people like to stand on their head or hands so they can get a lot of blood in their heads. Is this good practise and what happens in their...


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Biology

bob From coquitlam, asks,

Why did the poppies grow in Flanders...


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Biology

Joshi From Pune, India, asks,

During Biology study, an idea clicked in my head about AIDS. We say that HIV virus cannot be destroyed by drugs, and the vaccine has no effect. On...


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Biology

Charlie From Astana, kazakhstan, asks,

How is it that the over-the-counter pregnancy strip test is so fast and specific versus the common lab ELISA test which takes much longer...


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Biology

Mrs. Yoe's Grade Ones From Innerkip Ontario, asks,

Why do geese fly in a...


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