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Murrr4er [49]
3 years ago
13

Which variable is being tested in this experiment?

Biology
1 answer:
Alex17521 [72]3 years ago
6 0

Answer:

A. Antibiotic

Explanation:

I think it is A. because it changes between the experimental group and the control group.

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Describe the technique used to care for instrumentation and supplies that have been exposed to the inside of the intestinal trac
Kitty [74]

Answer:

The instruments that is being used to care for the instrumentation and supplies that have been exposed to the inside of intestinal tract are kept aside from the other sterile instruments.

The instruments are kept aside to protect the other instruments from being contaminated by it.

The instruments needs to be sterile as it cannot be replaced again and again for every technique that is being carried out in patients.

So, the instrument that is used once are kept separated.

6 0
3 years ago
Calculate mass % of nitrogen and oxygen in NO2.
sukhopar [10]

Explanation:

I'm not too sure but I would find the molar mass of nitrogen dioxide and then divide.

N - 14.01

O - 16.00

(14.01) + 2(16.00)

14 01 + 32.00 = 46.01

14.01 / 46.01 = 0.3044....

30.4%

32 / 46.01 = 0.6955....

69.6%

6 0
3 years ago
Describe the impact of limiting factors on native populations
Volgvan
For population to be healthy, factors such as food nutrients water and space must be available, limiting factors include low food supply and lack of space. Limiting factors can lower birth rates increase death rates or lead to emigration
3 0
3 years ago
26. the first documented patient in a disease epidemic within a population?
MaRussiya [10]

Answer:

a a c

Explanation:

5 0
3 years ago
What test can be used to determine whether a patient has an infectious or autoimmune disease?
Genrish500 [490]
Blood test will be great to do and just know what infections you doing before you give the blood test.
7 0
3 years ago
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