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Schach [20]
3 years ago
7

- The electrons in the outermost ring that are used to determine reactivity are called

Biology
1 answer:
ki77a [65]3 years ago
8 0

Answer:

Valence Electrons

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The order of prosthetic groups as they act in the three proteins of the PDH (pyruvate dehydrogenase) complex is ________.
Alexxx [7]

Answer:

The correct answer will be thiamine pyrophosphate (TPP) → dihydrolipoamide  → Flavin adenine dinucleotide (FAD).

Explanation:

The pyruvate dehydrogenase complex is a multi-functional enzyme which decarboxylates the pyruvate to form Acetyl CoA.  The complex consists of three catalytic enzymes which attach the non-protein part to its structure.

The prosthetic groups are the non-protein groups which bound strongly to the enzyme. In this complex the prothetic groups are :

1. Thiamine pyrophosphate (TPP)- attached to Pyruvate dehydrogenase (E1).

2. Lipoamide: attached to dihydrolipoyl transacetylase (E2).

3. Flavin adenine dinucleotide (FAD): attached to dihydrolipoyl dehydrogenase (E3).

These enzymes work in sequence: E1 →E2→ E3 therefore, the correct order of prosthetic group will be thiamine pyrophosphate (TPP) → dihydrolipoamide  → Flavin adenine dinucleotide (FAD). Thus, this is the correct order.

8 0
4 years ago
Which of the strands below is NOT a strand of rna?
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\qquad \qquad \huge \pink {\sf{☁Answer☁}} \\  \\

OptionB. ATGCTTGCAGTCCATGAC✓

  • It is the only strand that includes "T" or thymine which is only found in DNA .

\purple{\rule{15mm}{2.9pt}} \red{\rule18mm{2.5pt}} \orange{ \rule18mm{2.5pt}}

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5 0
2 years ago
The process of earth magnetic pole changing places is called .
Semmy [17]
It is called geomagnetic reversal
8 0
3 years ago
Proteins that tag pathogens for destruction by immune cells are called A. antibodies. B. antigens. C. histamines. D. interferons
dlinn [17]
Proteins that tag pathogens for destruction by immune cells are called (D) Interferons. Interferons are group of proteins used for signals. It is produced whenever there is a pathogen (whether a virus, bacteria, parasites or tumor cells) present in the body. It causes its neighbor cells to increase their anti-viral defense.
3 0
3 years ago
Read 2 more answers
Your apple trees are growing well and producing healthy fruit in early summer, but your grape vines look wilted and have little
trapecia [35]

Answer:

Use pesticides.

Explanation:

I use pesticides to protect my grapes field because pests such as moth larvae and Japanese beetles etc attacked on my grapes field and to protect this field from further destruction, spray of pesticides is compulsory in order to kill the pests present on grapes. There are also some other methods such as mechanical and biological method to control the population of these pests in the field but these methods takes a lot of time to be effective.

3 0
3 years ago
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