Biology - March 2007

2007-03-18 00:24:37 · 5 answers · asked by Ty 1

"If we take the assumption of biquity and use it to extrapolate from ecologicall datasets which relate to ralatively small areas, will we obtain global estimates that accord with those obtained by analyses?"

2007-03-18 00:21:51 · 2 answers · asked by de2006 2

1. Kinds and uses of small nuclear RNA
2. Why does pseudogene exist?

pls give me websites or the answers.
ive been browsing it in the net for weeks, but i couldnt find a direct answer. thank you!

2007-03-18 00:16:27 · 1 answers · asked by ~desa~ 4

I know that there are cell bodies of the relay and motor neurones in the grey matter and those of the sensory neurones in the dorsal root ganglion. But is there any in the grey matter?
It's urgent! I have a biology test tomorrow!

2007-03-17 22:42:13 · 3 answers · asked by fs 3

Any relevent information is highly appreciated.

2007-03-17 21:49:21 · 2 answers · asked by Anonymous

2007-03-17 21:45:44 · 7 answers · asked by Anonymous

2007-03-17 21:40:05 · 6 answers · asked by Anonymous

2007-03-17 21:38:37 · 19 answers · asked by Anonymous

2007-03-17 21:16:50 · 10 answers · asked by cassie P 1

2007-03-17 21:03:07 · 6 answers · asked by cassie P 1

2007-03-17 20:38:35 · 5 answers · asked by Anonymous

2007-03-17 20:37:53 · 1 answers · asked by Anonymous

2007-03-17 20:36:30 · 4 answers · asked by Anonymous

2007-03-17 20:21:52 · 3 answers · asked by nag_rock4 1

I think the comet hitting Earth is pretty much determined to be the cause of dinosaur extinction, but I remember as a kid that there were 3 theories. What were they? I can't remember them!! :(

2007-03-17 20:16:03 · 8 answers · asked by Anonymous

2007-03-17 19:53:07 · 19 answers · asked by Anonymous

I need help with Biology Exam Revision

2007-03-17 19:38:53 · 3 answers · asked by Anonymous

2007-03-17 19:16:24 · 4 answers · asked by Anonymous

Hi all,
I just needed some help with some bio. Mostly it's the third question that I need help on.

Which body part does a flatworm first use to catch its prey?

A.

mouth

B.

pharynx

C.

digestive enzymes

D.

gastrovascular cavity


I'm pretty sure the answer is B here


Which characteristic of a flatworm's digestive system allows the flatworm to distribute nutrients to all body cells?

A.

strong digestive enzymes

B.

a protractile pharynx

C.

a flexible mouth

D.

a branched gastrovascular cavity


I think the answer is D



Why do all cells need to receive their own supply of glucose?

A.

Glucose cannot be digested.

B.

Glucose is a sugar.

C.

Glucose is needed for cellular respiration.

D.

Glucose is usable energy for cells.


B is true I think, but it doesn't answer the question.


Now C and D not sure which one...


Thanks for anyhelp

2007-03-17 19:12:05 · 5 answers · asked by z1 2

2007-03-17 19:07:14 · 4 answers · asked by Anonymous

This is for my biology assignment.........please help!!!

2007-03-17 19:03:03 · 2 answers · asked by Anonymous

please don't tell me smth in milk for rennin.. and does amylase catalyse starch? & btw, please don't forget to include any sites in yr sources, if any. thanks. (:

2007-03-17 19:00:55 · 3 answers · asked by Anonymous

2007-03-17 18:51:40 · 18 answers · asked by aarohi 1

2007-03-17 18:46:49 · 1 answers · asked by AL IS ON VACATION AND HAS NO PIC 5

physiology of feces formation

2007-03-17 18:37:29 · 3 answers · asked by Anonymous

What impact do introduced cats and foxes have on native snakes in Australia, considering they share roughly around the same diet? What are the other factors?

2007-03-17 18:34:37 · 2 answers · asked by Marcia B 1

2007-03-17 18:13:52 · 6 answers · asked by toekneetn 1

i'm not looking for the answer..i just need someone to tell me what to do with this question. "Write a conclusion and link these results to the theory of osmosis and how it is affected by the type of solution that cell is placed". Thank youu! and if you could tell me how to write a conclusion through a third person(without using i, we, our, us, etc) would be great :) thank youu!!

2007-03-17 17:42:43 · 5 answers · asked by little.clown 2

2007-03-17 17:39:28 · 3 answers · asked by Anonymous

Please add addresses so I can see for myself?

2007-03-17 17:30:46 · 2 answers · asked by melissa_north23 1