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Vesnalui [34]
3 years ago
11

Help Me on this Science ? Its Really Confusing and i need it to get a passing grade

Biology
1 answer:
Crank3 years ago
7 0
I'll help you with your science
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The blood press sure of a solider is measured when he is resting. The same solidger is then exposed to a stressful environment a
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Answer:

The control variable is the soldier.

Explanation:

The same soldier is used throughout the test

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3 years ago
Select all that apply. What characteristics do mutations have? 1. always harmful 2. occasionally beneficial 3. omission of infor
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3.) omission of information

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20 POINTS <br><br> ARE NATURAL GAS RENEWABLE OR NON-RENEWABLE?
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The prosthetic group of hemoglobin and myoglobin is . The organic ring component of heme is . Under normal conditions, the centr
SVEN [57.7K]

The question is incorrect. The correct question is as follows:

The prosthetic group of hemoglobin and myoglobin is _______?

The organic ring component of heme is _______?

Under normal conditions, the central atom of heme is ________?

In ________ the central iron atom is displaced 0.4 A out of the plane of the porphyrin ring system.

The central iron atom has _______ bonds: ________ to nitrogen atoms in the porphyrin, one to a _______ residue and one to oxygen.

Answer:

The hemoglobin is an important protein that transport oxygen in the body and contains the pigment that gives the red color to the red blood cells. The myoglobin protein is responsible for transport of oxygen in muscles.

The heme molecule acts as prosthetic group for both myoglobin and hemoglobin. The porphyrin ring is present in heme molecule. The iron molecule especially Fe2+ is present in heme molecule. The deoxyhemoglbin states occur when the central atom is displaced 0.4 Å. The iron central atom can form six bonds and forms four bonds with the prophyrin of nitrogen and one bond with histidine molecule. Histidine acts as a buffer fir the blood.

4 0
4 years ago
What is the definition of DNA
Maru [420]

Hi there!

I see that you are new, so let me be the first to say WELCOME TO BRAINLY!

I hope you enjoy it!

ANSWER:

the fundamental and distinctive characteristics or qualities of someone or something, especially when regarded as unchangeable <--- so that is the dictionary definition

DNA stands for deoxyribonucleic acid,

Hope this helps!

~CoCo

4 0
3 years ago
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