News Articles and Discussion

Rise in emissions = Ocean Acidification

Rise in emissions = Ocean Acidification

A rise in emitted fossil fuels and carbon dioxide has started to change the chemical composition of the ocean toward an acidic composition. This acidification due to human activity is affecting coral reefs all over the planet, impacting coral and inv

ppk   1164   4 Replies

ThePsychic

Euthanasia underground surfaces in New Zealand

Euthanasia underground surfaces in New Zealand

This article features a case of illegal euthanasia being performed in New Zealand.

One of the issues associated with "back-alley" medical treatment is the potential for them to be performed by inexperienced or unqualified individ

ppk   1029   2 Replies

sarah!

S. pneumonia

S. pneumonia

1. What feature of the S. pneumonia cell is responsible for its virulence?
2. Which type of pneumonia is mainly nosocomial infection?

JOJO   1091   1 Reply

bio_man

Kilocalorie per Mole Clarification please

Kilocalorie per Mole Clarification please

Hi there,

Ive been having difficulties in trying to understand when someone says "kilocalorie per mole" I know that the term is use to express bond strengths, but let's say someone says a statement "covalent bonds have

edalbert   2255   1 Reply

bio_man

Hi, New to the Forum!

Hi, New to the Forum!

Hi! I'm taking biology this coming fall in university... I'm not a science guy, but more of a math / physics guy. Hope you guys can help me out! 

calcguy   2312   5 Replies

bio_man

mom + mom + dad = human embryo?!

mom + mom + dad = human embryo?!

British scientists have used cloning to prevent incurable disease by mix-and-matching DNA between fertilized eggs. Some diseases are maternally inherited and are expressed in mitochondria, thus another mother is required. There are currently laws aga

ppk   913   1 Reply

sarah!

Photosynthesis; Light Dependent Reactions--Non-Cyclic Electron Flow

Photosynthesis; Light Dependent Reactions--Non-Cyclic Electron Flow

What would happen if the z-protein is mutated?
-Explain how would it affect the non-cyclic flow&etc.

Roro   3919   3 Replies

bio_man

How do Organic Compounds store energy in their arrangement of atoms?

How do Organic Compounds store energy in their arrangement of atoms?

Is it in their bonds?

NeedsAPbiohelp   1134   1 Reply

bio_man

Do alleles automatically become more dominant if selection is favoring them?

Do alleles automatically become more dominant if selection is favoring them?

1.Do alleles automatically become more dominant if selection is favoring them?  Explain.



2. Kin selection and reciprocity are two important evolutionary theories.
A. What puzzle are they both designed to solve and why

michelleahmed   909   1 Reply

duddy

Human skeleton model

Human skeleton model

Does anyone have suggestions or remarks on certain models, i'm planning on spending around 150$, i've checked online, but i don't think that i can really trust people selling things on amazon or similar sites, so any idea on which type

karim89   2077   8 Replies

karim89

Renal

Renal

Which of the following is a common predisposing factor for pre-reanl acute renal failure post operatively?

Multiple Choice:

1. Use of prophylactic antibiotics that are nephrotoxix.

2. Afferent arteriole constriction c

dahart   834   1 Reply

bio_man

Shock

Shock

Identify two (2) signs of shock in the patients clinical presentation and briefly state the underlying pathophysiological or compensatory mechanism causing each sign?

Patient is a 60 yr old male, admitted to hospital with fever and weight

dahart   977   1 Reply

bio_man

What influences DNA replication rate in yeast

What influences DNA replication rate in yeast

does anyone know what type of experiment that i could do that would help me find out wat influences dna replication time in yeast. im reading an article about an experiment that has already taken place earlier in the years:
[url=http://www.ncbi.

Twizzi1227   934   1 Reply

bio_man

The morning before an exam

The morning before an exam

So i have this major exam on monday at 3 pm and again on tuesday also at 3pm, so i have a plenty of time before.. im not planning on studying the morning before the exam, but i was wondering what would be a good way to spend that time.. so here are s

12

karim89   5340   17 Replies

bio_man

Obama Wants a Criminal DNA Databank

Obama Wants a Criminal DNA Databank

Hi! Glad to have joined this forum. I've been looking for something like this 

I'm sure everyone knows about the benefits and potential dangers of this practice: identifying the presence of an individual at a crime scene wi

biolove   1298   4 Replies

amal

Why we think it's OK to cheat and steal (sometimes)

Why we think it's OK to cheat and steal (sometimes)

Very inspiring video by Dan Ariely. Filled with biological facts, take a few minutes to watch it.

duddy   1025   1 Reply

amal

Chytridiomycetes

Chytridiomycetes

how important are chytridiomycetes in the evolution of fungi?
please i need help and if there are any websites that could help.

 

megonigalc   1579   4 Replies

bio_man

Three Mold Groups

Three Mold Groups

What are the three mold groups??[/flash]
 

megonigalc   4801   5 Replies

megonigalc

About RNA Interference

About RNA Interference

Does RNA Interference work the same way for exogenous RNAs aka siRNA? Because I'm not sure whether viruses have dsRNA and all the transcription, translation, dicer stuff like our human cells. and my Biology notes say that RNA Interference can wo

thearchitect   1139   3 Replies

bio_man

Autism Link to Vaccines

Autism Link to Vaccines

Dr. Andrew Wakefield published a paper a dozen years ago, linking vaccination with the development of autism in children. Since then, there has been no reproduction of these findings among the scientific community, and many people have regarded this

john86   1016   1 Reply

Biology Forums

Possible New Kind of Malaria Vaccine

Possible New Kind of Malaria Vaccine

Researchers have found an antigen, AnAPN1 that triggers humans to create antibodies that prevent transmission of malaria by mosquitoes. If a mosquito takes in enough of these anitbodies the disease can be 'locked' into it and become untransmi

star   943   1 Reply

biolove

Synthetic Life

Synthetic Life

This article focuses on a group of researchers aimed to create a synthetic organism containing the bare minimum amount of genes required for life. Their objective is to shed light on what is fundamentally required for cellular life.

Bio et

doubleu   998   1 Reply

star

Giant Humans

Giant Humans

i've just read something talking about the existence of giant humans in the past and i searched the web to find something about that but i couldn't... so has anyone ever heard of this ? and are there any scientific evidences supporting this

karim89   2166   6 Replies

chemb

Umbilical Cords...medical treatment of the future?

Umbilical Cords...medical treatment of the future?

I felt that one article is not enough to sum up this new direction in medicine, apparently umbilical cords are all the rage, it seems this topic has been growing in interest since at least 2004. here are a few articles posted on the BBC site, which m

Ame   1206   2 Replies

doubleu

Female Sex Chromosomes, Not Just Hormones, Help Regulate Blood Pressure

Female Sex Chromosomes, Not Just Hormones, Help Regulate Blood Pressure

According to this article: http://www.sciencedaily.com/releases/2010/03/100315161720.htm, it was determined that something in female sex chromosomes appears to trigger a rise in blood pressure after the onset of menopause. This finding challenges the

fifa_2010   1517   3 Replies

biolove

Looking to create life?

Looking to create life?

Two of the world’s premier geneticists, Craig Venter and Hamilton Smith have proposed a new approach to genetics. They are looking to create a simple microbe by mix and matching gene segments from previously known bugs and “drop them” into another bu

sarah!   1396   2 Replies

Ame

Blood Vessel Cells Are Key to Growing Unlimited Amounts of Adult Stem Cells

Blood Vessel Cells Are Key to Growing Unlimited Amounts of Adult Stem Cells

The topic of stem cells has always been a controversial one. In this article a research breakthrough in regards to manufacturing large amounts of stem cells is discovered via adult endothelial cells. These cells have a growth factors that promotes cr

gerrard   1360   2 Replies

padre

A miracle salve or another stem cell fraud?

A miracle salve or another stem cell fraud?

This article talks about stem cell-derived ingredients being put into makeup and skin products and being sold on the market in Korea.

Some of the ingredients include stem cell culture fluids. This not only sounds nasty, it has the potentia

bio_man   1356   2 Replies

sineandcosine

Genetic basis for multi-tasking?

Genetic basis for multi-tasking?

Psychologists have found that 2.5 percent of the American population has a special multi-tasking ability that allows them to do such things as safely drive and talk on the phone at the same time. The neural basis behind this effect is not known, but

bio_man   1396   2 Replies

Biology Forums

hepatitis e virus article

hepatitis e virus article

found this article on hepatitis b... http://www.ppdictionary.com/viruses/hepatitis_e.htm

Hepatitis E virus (HEV) is the leading cause of acute viral hepatitis in the world, and is most commonly found in Africa, Central Asia, and Mexico. Th

duddy   2020   2 Replies

bio_man