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Sonbull [250]
2 years ago
12

Contaminated hospital equipment represents a difficult environment to control harmful microbial growth. Regarding influences tha

t affect disinfection of hospital equipment, which of the following is an accurate statement?A. The presence of organic matter, such as dried blood or protein, will not affect the action of antimicrobial agents.B. Biofilms, often found contaminating hospital equipment, are relatively simple targets for biocides to reach effectively.C. The cell wall of gram-negative bacteria is especially resistant to many chemicals that are used destroy microbes.D. Antimicrobial agents work best under reduced temperatures.
Biology
1 answer:
Lelu [443]2 years ago
6 0

Answer:D

Explanation:

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anastassius [24]

The correct sentences to correctly characterize marine reptiles are:

C. Since they drink seawater, they have large kidneys to filter excess salt.

D. Their skin prevents salt from entering their bodies.

F. They can control their buoyancy using their lungs.

<h3>What are reptiles?</h3>

Reptile is a class of animals that has animals like crocodiles, snakes, lizards, etc. These are cold-blooded animals. They are found in both land and water.

They are marine reptiles so, their kidneys and skin are adapted to filter salt, and save them from excess salt. Buoyancy is used when the animal or human dives into the water. These reptiles have lungs to do buoyancy.

Thus, options C, D, and F are correct regarding the characters of reptiles.

Learn more about reptiles, here:

brainly.com/question/15147975

#SPJ1

4 0
2 years ago
Compare a daughter cell to the mother cell after interphase but before prophase step.
olya-2409 [2.1K]

Answer:

Explanation:

This chart may help. The daughter cell will be an identical copy to that of the mother cell.

5 0
2 years ago
In blue-white screening, what do blue colonies represent?
Basile [38]

Answer:

The correct option is : cells containing empty plasmid vectors

Explanation:

The blue-white screen is a technique which involves the rapid identification of the recombinant bacteria in a vector-based molecular cloning experiment. In this method, a DNA ligated vector is inserted in a host cell which is viable for transformation and grown in presence of X-gal.    

The cells that are transformed with the vectors having the recombinant DNA produce the white colonies. Whereas, the cells transformed with empty vector i.e. the non-recombinant plasmids, produce the blue colonies.

3 0
2 years ago
Estimate the length of time that it took for CO 2 to from 200 300 ppm
xz_007 [3.2K]

answer:

it took 17,000 years for CO2 to go from 200 to 300 ppm.

<em>-- please mark the brainliest and click the thanks button if correct :)</em>

7 0
3 years ago
How many valence electrons does a carbon atom have?
Kay [80]
A carbon atom has 4 valence electrons
7 0
3 years ago
Read 2 more answers
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