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slava [35]
2 years ago
15

Peroxidase is an enzyme that breaks down hydrogen peroxide in cells. It accomplishes this because of its structure. What part of

the enzyme is involved in catalytic activity
Biology
1 answer:
statuscvo [17]2 years ago
8 0

Answer:

The answer is a heme cofactor.

Explanation:

Peroxidase is an enzyme that catalyzes oxidation/reduction reaction by using hydrogen peroxide as a substrate.  

Donor+H2O2 ↔ Oxidized donor + H2O

Peroxidase active site can contain a heme cofactor that has an iron ion and a porphyrin molecule that acts as an electron donor to the hydrogen peroxide which is then reduced to water.

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Considering that a hydrophilic stain was used to stain the skin, explain why the fat vacuoles in adipocytes are white (Hint: Rem
vazorg [7]

Answer:

The hydrophilic nature of the stain explains that these molecules are polar and charge molecules. therefore, attracts the water molecule but due to their polar nature, it will avoid lipid or fat molecules.

Adipocytes are the cells that are made up of fat or lipids that are hydrophobic due to their non-polar nature and due to this fact, these hydrophilic stains will not be able to stain adipocytes and will not be colored by the stain.

8 0
2 years ago
What is the primary function of carbohydrates attached to the exterior of cell membranes?
Alekssandra [29.7K]

Answer:

The correct option is : a. Identification of the cell

Explanation:

The cell membrane, also called plasma membrane, is a semi-permeable membrane surrounding the cytoplasm of the cell, that protects and separates the interior of the cells from the external environment.

The carbohydrate layer of the cell membrane is known as the glycocalyx. In eukaryotes, <u>the carbohydrates present on the surface of the cell membrane play a important role in the cell-cell recognition and share information.</u>

7 0
2 years ago
Unlike lipids, nucleic Acids typically do not...
Alina [70]
Unlike Lipids, the nucleic acids typically do not form polymers with its own kind. The polymers are the substances or molecules composed of large number of repeating units or sub units. Instead of having the same polymers, the nucleic acids are form nucleotides come together through phospodister between carbon atoms.
3 0
2 years ago
Which of the following is an example of confirmation bias?
RideAnS [48]

Answer:

D

Explanation:

D is an example of confirmation bias because confirmation bias involves people looking for information to support their opinions and beliefs, the person confirms their already existing biases and beliefs when they seek out information to support these biases and beliefs whilst ignoring contradicting information. The journalist is confirming his belief that climate is not real when he cites an article discussing how humans cannot be causing climate change and when he ignores several other articles that discuss how humans can cause climate change so as a result he is confirming his own bias and belief.

3 0
2 years ago
Streptomycin is extracted from the fermentation broth using an organic solvent in a counter-current staged extraction unit. The
amid [387]

Answer:

6.75l l/min

Explanation:

Streptomycin is extracted  from the fermentation broth using an organic solvent in a counter current staged extraction unit.

for 5 stage counter current staged extraction unit for streptomycin

X5 = 0.2g/l

X0 = 10.0g/l

X5/X0 = 0.02

given

Xn/X0, E, and

n = 5

A estimate of E  can be evaluated directly;

E = 1.8

= LKd/H

by substituting the given values; Kd = 40, H= 150l/min

then we have,

L;L = 1.8(150)/40

= 6.75l l/min

7 0
2 years ago
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