Which of the Following Is TRUE Regarding Heme Proteins

question 35

Multiple Choice

Which of the following is TRUE regarding heme proteins?
(I) Heme groups are capable of transferring electrons across large distances provided that some molecular network exists as a "path."
(II) Heme groups are often buried in protein structure because the protein protects the heme and prevents it from indiscriminately transferring electrons.
(III) The rate of electron transfer from a reduced heme is physiologically significant.
(IV) Heme groups are often differentiated by their absorption spectrum.

• A)I,III
• B)I,III,IV.
• C)I,II
• D)II,IV
• E)I,II,III,IV

Define and understand substance use disorder and its characteristics.

Identify substances classified as drugs and substances not considered drugs.

Recognize the process and methods of treating substance addiction.

Comprehend the concept of tolerance and withdrawal symptoms in substance use.

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Definitions:

N-pentyllithium

A lithium organic compound used as a strong base and nucleophile in organic synthesis, with a pentyl group attached to lithium.

Aqueous Acid

An acid that is dissolved in water, where it dissociates to some extent into hydrogen ions and anions.

2-phenylethanol

A fragrant organic compound with a floral scent, used in perfumery and also known as phenethyl alcohol.

Bromobenzene

An organobromide compound with a formula C6H5Br, used as a precursor in organic synthesis for the introduction of phenyl groups.