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Sidana [21]
3 years ago
11

I can't figure out the controlled variables please help

Biology
1 answer:
zhuklara [117]3 years ago
5 0
The temp of the heat and the type of beaker
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Assume that one of the disinfectant/antiseptics tested using the disc method had a clear zone of inhibition and to your surprise
o-na [289]

The presence of the minute growth near the disc signifies that the bacterial innoculum contains mutant microorganisms that are able to grow in the presence of toxic substances.

<h3>What are zones of inhibition?</h3>

The sensitivity testing in a microbiology laboratory is done to determine the effect of antibiotics on various bacteria organisms

The zone of inhibition when a disk method is used signifies the area of media where bacteria are unable to grow, due to presence of a drug that impedes their growth.

If there are presence of minute growth near the disc, it means that the bacterial innoculum contains mutant microorganisms that are able to grow in the presence of toxic substances such as disinfectants.

If these mutant bacteria organisms are not cleared by the disk method, it means that they cannot be killed by the disinfectant/antiseptics that is being tested.

Learn more about antiseptics here:

brainly.com/question/26994900

8 0
2 years ago
What is the watery substance that makes up the cytoplasm
SOVA2 [1]

Answer:

cytosol

Explanation:

hope this helps

5 0
2 years ago
2 or more cells can be connected in a battery ( true or false )​
liberstina [14]

Answer:

Cells connect together to form a battery

Explanation

3 0
2 years ago
Help me!!! Please!!!!!<br><br>7th grade science
fenix001 [56]

Answer:

Eukaryotic means "true nucleus" in Greek.

Have a nucleus.

Have membrane bound organelles.

Typically much larger than prokaryotic cells.

Multicellular, meaning more than one cell.

Explanation:

4 0
3 years ago
Which of the following describes the effect of global climate change on biodiversity: Rising ocean water temperatures have incre
jasenka [17]

Answer:

Warm temperatures and more frequent dry periods have stressed frog species such as the coqui making them more vulnerable to a lethal fungal infection thus reducing their populations.

Explanation:

Rise in temperature, flooding as well as drought affect biodiversity. As climate changes, there is usually an alteration of temperature as well as weather patterns, the impact is felt by

plant and animal life. According to

Scientists, there is an expectation that

number and range of species, which are regarded as biodiversity will experience declination with greatly increase in temperatures

6 0
3 years ago
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