Biology - February 2007

2007-02-27 16:08:32 · 10 answers · asked by Caysie101 5

1) why do you need a transportation network inside your body?

2) Name at least three substances brought into the body that are transported by your circulatory system.

3) Where is each of these substances being taken by the blood?

2007-02-27 15:30:10 · 3 answers · asked by PublicSUD 2

need virulence factors for microbiology project

2007-02-27 15:19:46 · 1 answers · asked by pat s 1

If a person is transfused with a wrong or a different blood group than his own, he dies, but how is that a baby with a different blood group survives inside a mother's body.

2007-02-27 15:15:15 · 6 answers · asked by vaidehi 2

Consider the mitochondria, chloroplast, and the cytoskeleton. Which of these were acquired by endosymbiosis? Which of these three cellular structures were acquired first, and why is this crucial? What is the evidence that suggests which one was aquired second?

2007-02-27 15:02:26 · 3 answers · asked by Anonymous

mother does not have the marker but the father does have it. The mother is described as Rh- while the father would be Rh+. In this situation, the father could pass on the trait to a fetus.

a. In your own words, describe who is in danger and why.

b. Who would NOT be in danger and why?

2007-02-27 14:57:42 · 4 answers · asked by Anonymous

If we evolved from monkeys, then why dont monkeys continue to evolve, why arent there still AUSTRALOPITHECUS AFARENSIS,etc around.
why dont humans continue to evolve.

2007-02-27 14:31:46 · 12 answers · asked by JoseMaria G 2

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2007-02-27 14:26:16 · 5 answers · asked by Anonymous

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2007-02-27 14:07:16 · 7 answers · asked by Anonymous

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2007-02-27 14:06:26 · 3 answers · asked by Anonymous

WHAT IS: the method of bacterial reproduction?

2007-02-27 13:57:48 · 2 answers · asked by Maria Santos 4

What do you call it when one homologous chromosome is present?

2007-02-27 13:54:40 · 2 answers · asked by Maria Santos 4

What is a bundle of DNA during interphase?

2007-02-27 13:26:26 · 4 answers · asked by Maria Santos 4

In terms of structure and growth.

2007-02-27 13:18:08 · 3 answers · asked by karenlm215 2

fill in the blank

2007-02-27 13:15:35 · 9 answers · asked by kitty 1

i'm doing a creationism paper for biology about the evolution theory of monkey to man. i am talking about certain monkey man hoaxes or false evidence. so my question is, what was wrong with peking man?

2007-02-27 12:54:18 · 5 answers · asked by sf1medusa 1

What creates the reaction that we have when somthing unexpcted happens suddenly

2007-02-27 12:43:27 · 4 answers · asked by woodysk8@sbcglobal.net 1

If so, a link would be appreciated.

2007-02-27 12:36:02 · 3 answers · asked by Margaret 3

I've read about circadian rhythms and so on, but I have also read that the biological clock is slightly off, and calculates days as constantly getting shorter. Is this so? How come? I know that I always seem to get it wrong when I estimate what time it is.

2007-02-27 12:11:47 · 4 answers · asked by canislupus 3

2007-02-27 11:52:07 · 2 answers · asked by Anonymous

What are the ethics on Performance enhancing drugs?

2007-02-27 11:44:23 · 3 answers · asked by Anonymous

i need to describe each of them, and i dont know how to do it.

2007-02-27 11:38:51 · 1 answers · asked by Anonymous

2007-02-27 11:34:28 · 4 answers · asked by Anonymous

2007-02-27 11:29:27 · 3 answers · asked by Autsy 1

alright, well some websites say different things about which organs are involved in the cardiovascular/circulatory system. does anyone know the EXACT organs? and veins/arteries aren't organs are they?

2007-02-27 11:28:05 · 8 answers · asked by Paige :] 1

ive looked and i cant find it! pleaseee help :)

2007-02-27 11:22:16 · 2 answers · asked by Anonymous

espescially our "pubes'...arent we civilized enough and clean that we can shev and not have to deal with a "BUSH"( for lack of a better word) my girl needs convincing.

2007-02-27 11:21:19 · 4 answers · asked by xoxoxoxoxoxoxoxoxo 3

2007-02-27 11:20:56 · 4 answers · asked by Anonymous

do protists have any special ways of protecting themselves? (besides flagella and cilia to get away)

2007-02-27 11:15:35 · 3 answers · asked by Anna 2

I already know that you are not supposed to mix bleach and ammonia, but I was wondering what happens bio-chemically in your lungs and mucous membranes if the fumes are inhaled?

I know the reaction goes something like
2NaOCl + 2NH3 --> 2NaONH3 + Cl2.
In which the Cl2 is the gas

2007-02-27 11:00:42 · 4 answers · asked by radioactive_babywipes 3