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OCR AS Biology Unit F212: Molecules, Biodiversity, Food and Health
1 Attachment(s) Hello everyone,
This is a thread for the current AS Biologists to revise and discuss anything surrounding the OCR AS Biology Unit F212: Molecules, Biodiversity, Food and...
Started by WhiteSlice14 on
, 15 posts
by 7 people.
Answer Snippets (Read the full thread at thestudentroom):
Re: OCR AS Biology Unit F212: Molecules, Biodiversity, Food and Health
Nice one
Were going time till F211 result :L Re: OCR AS Biology Unit F212: Molecules, Biodiversity, Food and Health: Molecules, Biodiversity, Food and Health
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What portions of DNA molecules contain genetic information in humans?
Started by Janis on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at yahoo):
Since this question uses the term "molecules" I'm going to assume it is asking about chemical.
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If a sample of butane, C4H10, contains a total of 8.0 X 10^3 atoms of carbon, how many molecules of butane are in the sample?
8.0 X 10^3 atoms C * (1 formula unit C4H10 / 4 C atoms) * (6.022 X 10^23 C4H10 molecules / 1 formula unit C4H10) = 1.2 X 10^2...
Started by Dan on
, 4 posts
by 3 people.
Answer Snippets (Read the full thread at chemicalforums):
A total of 8.0 X 10 3 atoms of carbon, how many molecules of butane are in the sample?
8.0 X 10 3 atoms C * (1 formula unit C 4 H 10 / 4 C atoms) * (6.022 X 10 23 C 4 H 10 molecules / 1 formula unit C 4 H 10 ) = 1.2 X 10 27 molecules....
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The process of using DNA to produce complementary RNA molecules is called? please someone help
Started by Alexander on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at yahoo):
Transcription transcription =3 Source(s): PREPARE FOR NIGHTMARE M N! Transcription. .
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Biological molecules; help :(
can you..
describe how hydrogen bonding occurs between water molecules , and relate this, and other properties of water, to the roles of water in living organisms?
please can you make your answer detailed but simple and ...
Started by translucent on
, 9 posts
by 4 people.
Answer Snippets (Read the full thread at thestudentroom):
Describe how hydrogen bonding occurs between water molecules , and relate this, and other properties of water, to the roles implemented, I want this to go in my notes ....
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How do molecules in a river move? I have geography homework to do and its sort of a project. I can't find any answers on google so im wondering if anyone knows.
The questions i have to answere are:
1) an acurate diagram of the upper, middle and lower ...
Started by Abigail on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at yahoo):
I suspect different layers (depths) of the river move at different rates, and the water close to shore ... .
Let me add- 1.
The teacher who dreamed up these questions needs some kinda medication .
Looks like Llew has given you some good things to check out .
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Three Biological molecules questions
Page 89 on the OCR AS Biology book
1.
Why do nutrients have to be broken down before they can be made into part of an organism.
The organism will grow and repair in different places, different nutirents are needed...
Started by liverpool_x on
, 5 posts
by 2 people.
Answer Snippets (Read the full thread at thestudentroom):
Re: Three Biological molecules....
Nutrients are normally in the form of macromolecular produced.
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I know that living organisms that might grow in wort do not crawl. (Something about Pasteurs original Swan-necked flask still pristine in some French museum.) However, when youre using a stir plate (or even when youre not) there must be ingress/regress...
Started by ipso on
, 10 posts
by 9 people.
Answer Snippets (Read the full thread at homebrewtalk):
You mean volatiles? I really wouldn't be worried about....
Besides,many yeasts produce some sauropod farts of their own that should combat those from a human size critter .
Lol joke post right? I hope it's a joke....
I think you're over thinking this...
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I need someone to show me how to do all of these equations correctly. I have not been able to figure it out at all. Or if you could link me to a website that explains all of this, it would be appreciated.
Finding how much is needed to react with X amount...
Started by Bob7890 on
, 7 posts
by 5 people.
Answer Snippets (Read the full thread at chemicalforums):
Without a really problem to work with, its harder to explain .
If you give us a specific textbook problem, we'll help you work through the steps, and you'll understand it .
We get these sorts of problems often.
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Toronto General & Western Hospital Foundation is pleased to present the following Behind the Scenes Lecture: Repair and Regeneration of the Injured Spinal Cord: From Molecule to Man, featuring special guest speaker Dr. Michael Fehlings - Director of the...
Started by GRAMMY on
, 7 posts
by 5 people.
Answer Snippets (Read the full thread at rutgers):
Anything new with this? I noticed the video was from 09, did anything ever happen with the phase 3 trial? He is very fine researcher also Another excellent post ! Thanks again, Grammy .
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