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eduard
3 years ago
13

Typically, how many amino acids make up a protein chain?

Biology
1 answer:
Taya2010 [7]3 years ago
8 0
I think its 20, we briefly covered this in class

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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
3 years ago
To colonize, land plants had to overcome a number of difficulties. However, once this occurred they were able to exploit more ab
Rzqust [24]

Answer:

D:) sunlight

Explanation:

Sunlight is one of the resources that are available in limited quantity in water bodies as compared to the land habitats since sunlight can penetrate up to a certain depth in water. However, land habitats have ample of sunlight available for plants. During early colonization of land habitats, dense forests were not present on land which in turn made even more sunlight available to the land plants of all height. Sunlight is one of the required factors to support plant growth and development.

3 0
4 years ago
Which of these describe how energy flows through the living system
satela [25.4K]

Answer:

is is light energy ->chemical energy->heat

Explanation:

3 0
3 years ago
Is there a difference between water potential and water potential gradient? ​
Masteriza [31]

Answer:

yes

Explanation:

water potential is energy required, per quantity of water, to transport an infinitesimal quantity of water from sample to a reference pool of pure free water.

water potential gradient is the difference in the water potential of two liquids.

6 0
3 years ago
Amino acids and carbohdrates are absorbed in teh small intestine. True or False
Alex17521 [72]

Answer:

True

Explanation:

Carbohydrates products primarily glucose, galactose and fructose are absorbed in the small intestine. The apical membrane with in the small intestine absorbs Glucose and galactose while fructose is absorbed through facilitated diffusion via GLUT5  

However, amino acids are absorbed by Sodium cotransporter. Sodium cotransporter is found in the intestinal mucosa of small intestine and then transported via facilitated diffusion across the basolateral membrane

Hence, the given statement is true

3 0
3 years ago
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