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- The study of living organisms. Molecular, Botany, Micro, Genetics, Ecology...
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Get up to date with the latest research news by listening to Podcasts from science journals/journalists. You can find...
Apr1-12 03:22 AM
bobsmith76
10 20,193
Introduction to Evolution The study of evolution has dominated the field of biology for over a century. Explaining...
Oct25-11 11:42 AM
Ryan_m_b
0 13,949
reference, websites Sticky Thread Pinned: Reference websites ( 1 2 3)
Take a look at this website, it has some really neat Clips, Stills, and Slides of small life forms: ...
Jan10-14 02:09 AM
boymilk
43 58,182
We've recently gotten a number of biologists on board here, so I thought it would be a good time to do a quick survey...
Feb15-14 08:57 AM
MathsMind88
185 90,712
Besides the radioactive elements, do the other elements on the Periodic Table of the Elements have half-lives?
Sep3-03 02:31 PM
LURCH
13 10,309
I've read that when washing one's hands, the primary mechanism by which the hands become clean is mechanical. That...
Nov16-10 02:50 AM
Monique
2 5,142
As an adjunct to the Handedness thread, I thought it would be interesting to find out just how the PF community sorts...
Jan12-07 11:11 PM
Ouabache
2 1,494
Why do we get hang nails and why do they form? Any way to prevent the annoying little things?
Apr10-05 09:56 PM
Huckleberry
5 9,539
In the film Hannibal there is a scene where Clarice is listening to a tape of Hannibal Lecter talking to Barney....
Jun19-12 05:20 AM
Jobrag
5 4,679
http://www.darwinday.org/ A humorous celebration in Ontario includes a potluck dinner composed of as many taxa as...
Feb13-04 01:27 PM
Phobos
3 1,277
Source. Who else here has observed several (or perhaps many, yech) food items which have "resisted decomposition"...
Dec22-10 08:16 AM
mack_10
10 4,021
I have read several posts asserting that mutation and natural selection cannot add complexity or useful functions to...
Apr2-13 12:15 PM
Ryan_m_b
6 3,075
Hi all, My 9 year old just asked me what is harder.. teeth or bones? Any suggestions?
Nov3-08 04:49 PM
Moonbear
1 4,260
It would seem to me that after monohybrid mating, the frequency of the dominant and recessive allele should change? I...
Mar30-14 01:55 PM
Ygggdrasil
3 664
http://www.news.harvard.edu/gazette/daily/2006/06/06-stemcell.html I'm for it, go cloning!!
Jun15-06 01:42 PM
DigEagle
1 1,450
http://bigthink.com/ideas/25265
Dec3-10 05:10 PM
stevenb
3 2,682
To jump from a single celled organism to a multicellular one, we need beneficial addition mutations in DNA sequences....
Jan18-08 01:17 PM
Moridin
28 5,880
Has biology ever predicted an organisms action exactly correctly? meaning, has biology ever reduced an organism...
Oct7-03 09:02 PM
Mattius_
2 1,724
I know that it has been 'proven', but my question is, has it actually been observed by somebody? Yes, we can see the...
Feb4-10 04:05 PM
JerryClower
45 9,340
http://www.guardian.co.uk/Archive/Article/0,4273,4348751,00.html For those who dream of a better life, science has...
Nov3-05 02:59 AM
Lucretius
19 3,272
I remember I used to be sad when I saw an animal die, especially if it were something like a domesticated cat catching...
Jun28-04 02:10 PM
FZ+
12 1,686
It seems likely to me since the first tools we used as primates-early man. Think about it, those early, pre-homosapien...
Nov30-08 07:56 PM
Proton Soup
6 4,243
i'm going to say yes yes because i notice i've been drinking tap water since i was a kid and even though its not...
Jan12-14 12:43 AM
stardust
14 1,686
Have there been any recorded instances of genetically identical human siblings other than identical twins?
Nov7-06 12:52 AM
threelittlepeanuts
5 6,964
In the Earth's fossil record, some people say "yes" and some people say "no", not just in humans but mammals.
May24-05 04:46 PM
Gold Barz
3 1,428
I've always hated biology, do you have some tools to make me like them ? Thanks, Alexandria
Apr3-12 07:38 PM
phoenix:\\
9 2,755
I am looking for examples of significant macro evolutionary changes that have actually been observed. I am aware of...
Dec14-09 04:18 PM
sylas
14 2,748
Hi guys. Right now I'm 14 years old. All my friends say I have a big head, and quite frankly I do (I'm referring to...
Jul17-09 05:55 PM
flatmaster
4 22,118
How would the concept of having fun benefit animals? To the point in which natural selection favors animals that have...
Mar13-04 08:42 PM
Loren Booda
8 2,660
I've just finished 1st year of my science degree, supposedly where they give you a taste of everthing possible, and...
Nov17-03 09:38 PM
rockind78
14 1,958
"Photosystem I transfers electrons to NADP+, reducing it to NADPH." This is mentioned many times in my text book,...
Mar22-11 06:43 AM
mishrashubham
2 9,426
Just exactly why is it that HDL (high density lipoprotein) is so good for you, but LDL (low density lipoprotein) so...
Oct29-07 08:09 AM
DaveC426913
15 7,730
a week ago i and my friends were eating together. a frind of mine in there was vegeterian. my friende were upto a...
Aug23-05 06:20 PM
Renge Ishyo
6 1,218
In a currently running Orkin (pest control) commercial, it is claimed that a cockroach can live for week with its head...
Jan6-04 06:34 PM
Skews_Me
14 8,557
It is common to see children when hurt while playing given ice packs to the injured area. Why is this coldness good?...
Jan16-07 01:22 PM
Monique
7 2,304
I have heard that it is healthy to drink some of your own urine every day. Apparently its an idea from India practised...
Oct22-05 11:28 AM
Lisa!
11 2,612
Quick question (...and I hope I have this in the right forum) Does anybody know anything about the effects of...
Jun1-07 04:00 PM
Q_Goest
8 12,717
Amphetamines, commonly known as "speed", and adrenaline activate the body in a similar way. Breathing and heart rate...
Apr15-04 04:35 AM
hitssquad
10 4,792
Two questions: 1. What is the big deal about nalgene water bottles? Why do so many people have them? Is it their...
Jan8-05 03:02 PM
matthyaouw
5 1,842
Does a loud noise that is beyond my range of hearing still do damage to my ears?
Feb22-07 08:05 PM
hypatia
1 2,857
While assessing the various tissues in the human body, I was unable to recall ever having heard of the cardiovascular...
Mar10-04 05:36 PM
Charles
19 4,821
Is the Right Atrium and Left Atrium the same size?
Sep29-12 01:20 AM
DarioC
3 1,483
Hi, all; I haven't visited Biology before, so forgive me if this has been addressed already. It's a pretty...
Dec31-05 10:33 AM
Danger
18 6,897
When I heat up, for example, a sweet potato in the microwave, how is the heating process affecting the nutritional...
Apr8-11 09:56 AM
mishrashubham
9 6,619

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