Biology - August 2007

2007-08-26 15:01:10 · 12 answers · asked by bleh 2

I'm sure I heard a number for this at some point, and I'm curious about not only what that number is, but how scientists have come up with it.

2007-08-26 14:33:15 · 3 answers · asked by sean f 1

2007-08-26 14:26:17 · 3 answers · asked by Chelsea E 1

2007-08-26 14:07:39 · 6 answers · asked by *** 2

I heard that smaller creatures die sooner because their hearts beat faster.

2007-08-26 13:53:47 · 5 answers · asked by The Doctor 4

2007-08-26 12:12:58 · 6 answers · asked by Anonymous

in microbiology, What does it mean to “fix” nitrogen or carbon?

2007-08-26 10:22:37 · 3 answers · asked by Sergio 1

I know how it happens, but is there a purpose for having tanned skin?

2007-08-26 10:06:07 · 11 answers · asked by vEngful.Gibb0n 3

2007-08-26 09:17:45 · 7 answers · asked by STEW #2 account 3

You are so, so nice.

1. (10). Worn-out and damaged red blood cells are destroyed in the
thymus gland
tonsils
spleen
lymph nodes

2. (12). Circulating red blood cells:
contain a nucleus
have biconcave disk shape
contain 30% of the body's hemoglobin
clot the blood to prevent its loss

3. (13). How is oxygen carried through the blood stream?
dissolved in plasma
on receptors on the red blood cell membrane
as an amino acid
on the iron portion of the hemoglobin molecule

4. (16). Identify the cell related to the manufacture of antibodies:
plasma cells
suppressor cells
lymphocytes
thrombocytes

5. (17): In order to form filtrate, blood flows from the glomeruli into:
Bowman's capsule
the arcuate artery
a proximal convoluted tubule
the renal pyramids

2007-08-26 09:17:31 · 3 answers · asked by Kirkylee 3

2007-08-26 09:12:06 · 4 answers · asked by Rachel S 1

brief answer please.

2007-08-26 09:02:28 · 10 answers · asked by Basketball Jones 2

Scientist say they are on the verge of createing artificial life> I'm wondering if it will be subject to the evoloutionary process?

2007-08-26 08:10:31 · 6 answers · asked by james h 2

list the 5 steps of the scientific process that led to new theories about dinosaurs.
♥Roberta♫

2007-08-26 08:08:41 · 3 answers · asked by ♥Roberta. 5

Lately, there has been talk of cloning a wooly mammoth. Do you believe extinct animals should be cloned? Please note, this is not a question pro or con general cloning; it refers to extinct animals only.

2007-08-26 04:51:11 · 6 answers · asked by Elaine P...is for Poetry 7

It sounds obvious....but really, why are they the same color?

2007-08-26 03:05:41 · 6 answers · asked by chrstopher 1

2007-08-26 02:26:54 · 7 answers · asked by Troy H 1

a. hypochondriac region
b. iliac region
c. lumbar region
d. epigastric region

2007-08-25 18:48:42 · 4 answers · asked by Ask ME 3

2007-08-25 18:42:11 · 2 answers · asked by david.jacksonls@sbcglobal.net 2

I don't have a stance on it, because honestly, I don't care.

But I remember people trying to disprove the ToE, and they sucked at trying. All they seem to know is "apes to humans", or that oil on sand doesn't evolve into a cell phone.

2007-08-25 17:38:54 · 10 answers · asked by Anonymous

I'm using a Rosa-YFP reporter mouse to check Cre expression. We seem to be getting a fair amount of autofluorescence, and we're trying to troubleshoot. Any tips or suggestions about the perfusion, reagents, handling of the brains, etc would be most helpful. Thanks!

2007-08-25 17:02:22 · 2 answers · asked by Istra 3

im going to be at books a million this weekend... and my biology class did nothing for me because i forgot it all already. i would like to learn more about it.. does anyone know any good books that don't lie and focus more on human metabolism and digestion and that stuff?

2007-08-25 16:35:54 · 2 answers · asked by goturtwig 3

I guess this is somewhat a dumb question but as a percentage the differences between xy and xx account for how much genetic material? Is is less than 1%?

2007-08-25 16:32:59 · 3 answers · asked by Anonymous

im thinking maybe east asia but i dont really know? can you help

2007-08-25 13:35:45 · 16 answers · asked by dreams 2

I don't believe we came from monkeys. One reason is because I've met many people who are stupider than monkeys.

2007-08-25 13:06:54 · 7 answers · asked by Anonymous

2007-08-25 12:57:04 · 12 answers · asked by Steven W 1

Which disappears faster? a large ice cube or a large ice cube broken into two pieces? Why?

2007-08-25 12:28:06 · 7 answers · asked by Hiroshi 2

between a bear a reabbit and alligator which of these four consume the most cal/g of body weight?
which of these consume the most total calories per day?

2007-08-25 11:35:21 · 4 answers · asked by Anonymous

2007-08-25 10:06:20 · 4 answers · asked by Anonymous

if human kind evolution is less than a lizard for example? why is man a earth dominate species

2007-08-25 09:22:22 · 10 answers · asked by Anonymous