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andriy [413]
3 years ago
12

Select which of the following are mechanisms used by pathogens to avoid host defenses and to successfully colonize the host.

Biology
1 answer:
matrenka [14]3 years ago
6 0

Answer:

Producing toxic substances to suppress host response

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PLEASE HELP!!! Thank you so much!!
gayaneshka [121]

Answer:

math

Explanation:

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7 0
3 years ago
Streptomyces griseus produces the antibiotic Streptomycin, which inhibits protein synthesis by binding to ribosomes and preventi
VLD [36.1K]

Answer:

See the answer below.

Explanation:

Antibiotic-producing bacteria are generally known to have a mechanism that enables them to be resistant to their own antibiotics. The mechanism that enables them to be resistant to their own antibiotic depends largely on the mode of action of the antibiotic substance.  

Some of the popular mechanisms used by bacteria to counter their own antibiotic substance include a mutation in the target gene, production of enzymes that inactivate the antibiotic compounds, or efflux of the compounds.

<u>In the case of </u><u><em>Streptomyces griseus</em></u><u>, the inactivity of streptomycin has been linked with the production of a phosphatase inhibitor that prevents streptomycin from getting access to the target site. Hence, the organism is not harmed by its own antibiotic.</u>

7 0
3 years ago
Giraffes with short necks lived in arid regions. Over time, grasses disappeared, forcing giraffes to eat from trees. Mutations i
pshichka [43]
<h2>Answer:</h2>

The two reasons are given below:

  • Natural selection.
  • Lack of food
<h3>Explanation:</h3>

Natural selection is the phenomenon of the evolution in which the organisms able to fit in the changing environment survive while other organism died. Hence the survival if the fittest and then these organisms. Further reproduce to give birth organisms more fit to the changing environment.

The long neck giraffe survive but short neck died. So the population of long neck increased while short neck go extinct.

Other reason is the change of food resource. The food resource change from grass to long trees.

8 0
3 years ago
Read 2 more answers
Create a ranking system for the terms from one to six. The first one has been completed for you. Rank the remaining terms as two
sdas [7]

The question is not complete here, however, the complete question as follows:

consider the relationship among the following terms. book letter chapter word page sentence Create a ranking system for the terms from one to six. The first one has been completed for you. Rank the remaining terms as two through six.

Answer:

1) letter 2) Word 3) Sentence 4) Page 5) Chapter 6) Book

Explanation:

All the given keywords or terms are from the book which includes various elements that make a book as a whole. A ranking system requires creation from the given related words or terms. The ranking system included the least inclusive part to the most inclusive part in

Letters are the smallest part of any reading material. Letters form words by joining together and several words form a sentence that makes up the page of the book and several pages combinedly form chapters. Lastly, series of chapters makes a completed written material called BOOK.

4 0
3 years ago
Read 2 more answers
Is this statement true or false? The period before we have written records is called prehistory. true o false​
mixas84 [53]

Answer:true

Explanation:

5 0
3 years ago
Read 2 more answers
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