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Bogdan [553]
3 years ago
5

Predict the phenotype for expression of the E. coli trp operon enzymes for the following mutants: a) A to U mutation at position

48 of the trp operon leader RNA. b) Deletion from positions 114-121 of the trp operon leader RNA. Explain your predictions taking into account the alternate stem-loop structures of the leader RNA.
Biology
1 answer:
Zina [86]3 years ago
4 0
I think the answer is a I believe
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Is a prion disease of deer and elk.
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Answer:

Chronic wasting disease

Explanation:

  • The prion disease that is known to affect the deer and elk is known as chronic wasting disease and it is called so as the affected animal undergoes severe weight loss (wasting) along with other neurological symptoms. 
  • It is a chronic disease as it takes years for the symptoms to manifest themselves in the infected animal.
  • The disease is fatal to the infected animal and some animals may even die without actually showing any signs or symptoms of the disease. 
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During which period did fishlike amphibians begin to occupy land
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B and D

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3 years ago
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A man has been bitten by a snake. What type of immunization is used to treat him and what is the exact agent? Why is this type o
zepelin [54]

Answer:

The type of immunization used is passive, and the exact agent used is an antivenom. This type of immunization is necessary because the man does not have antibodies to fight against the venom's toxins.

Explanation:

To treat from snake bites is necessary to use antivenoms, these are given to the patient as soon as possible after the bite, they consist on a mixture of hyperimmune globulins and other proteins obtained from the serum of animals, usually horses or sheep, previously immunized with the venom of a snake. This kind of immunization is called passive immunization, is temporary and it uses exogenous preformed antibodies to provide treatment to an unprotected individual.

In this case, we use this kind of immunization because the person who was bitten didn't have the previous contact with the snake's venom, this means that the victim does not have antibodies to fight against the toxins in their body.

I hope you find this information useful! Good luck!

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It helps give you energy and it keeps you activated and moving you muscles
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