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slamgirl [31]
3 years ago
6

Can someone please help me at my science homework

Biology
2 answers:
nydimaria [60]3 years ago
6 0
B check 

for sure 

e maybe
sveticcg [70]3 years ago
4 0
I reuse my card board,plastic bags and other materials. I been reducing the amount of water that has been used
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Describe the general types of diagnostic tests used to diagnose patients infected with HIV.
GenaCL600 [577]

AIDS

This disease leads to death by weakening the immune system of the human body.  Common symptoms are related to the nervous system like dementia, anxiety, depression and insomnia.

TESTS

The tests for AIDS are discussed below.

The most common test for any disease is the blood test.  

When human body is infected with the virus, the body produces anti-bodies to combat this infection. The blood test is positive if these anti-bodies are present in the blood sample of the infection person. However, it takes time for these anti-bodies to appear in the blood stream, hence, blood test should be done at regular intervals.

The tests specifically developed for AIDS are as follow.

ELISA or Enzyme-linked immunosorbent assay

If this test is positive, this is followed by a Western Blot test. The blot test is done in order to confirm the disease.

As said before, anti bodies take time to develop. If the test is done during this phase, it will be negative despite of the presence of virus in the blood stream.

HOME

Only one home test is approved. This is called Home Access Express Test. The kit of this home test is available at pharmacies.

SALIVA

The saliva from the patient’s cheek is obtained on a cotton pad. This pad is put in a vial which is then sent to the lab for testing.  If the result is positive, blood test is done to confirm the disease.

VIRAL LOAD

As the name suggests, this test measures the quantity of virus present in the blood. This test is done to either test the presence of HIV or to track the progress of the treatment of HIV.

WESTERN BLOT

This test is done when the result of ELSA test is positive. This test confirms the disease.

All the above test if turn out negative and the patient still doesn’t recovers, this testing should be done periodically until the disease is confirmed.

6 0
2 years ago
Please select the word from the list that best fits the definition
Harrizon [31]

Answer:

Diffusion

is the movement of molecules from an area where there are many to an area where there are few

Hope it helps

4 0
2 years ago
Scientific investigation of the exact effects of environmental steroids on humans is extremely difficult since there are multipl
Nimfa-mama [501]
<h2>Answer is option "2"</h2>

Explanation:

  • Steroid hormones are a gathering of hormones, got from cholesterol, from the class of mixes known as steroids. They are emitted by the adrenal cortex, testicles and ovaries, and by the placenta during pregnancy. Based on their receptors, steroid hormones have been ordered into five gatherings: glucocorticoids, mineralocorticoids, androgens, oestrogens and progestogens.  
  • Puberty is the point at which young ladies' bodies and psyches develop and they develop into young ladies. This typically begins when a young lady is around 10 years of age. Some of the time, however, an a lot more youthful young lady begins to give the indications of puberty. This is called intelligent (pre-KOH-shuss), or early adolescence (PU-ber-ty).
  • Hence the right answer is option 2 Premature puberty in girls in the area".

4 0
2 years ago
The statement “force equals mass times acceleration (F=ma)” is Newton’s second law of motion. Why is this a law rather than a th
RideAnS [48]

Answer:

Explanation:

it is A

3 0
3 years ago
Read 2 more answers
Based on the graph, which inequality is correct for a number that is to the right of -4?
FinnZ [79.3K]

Answer:

2 > -4

Explanation:

❌ -4 > - 3 are incorrect bc -3 is greater than -4 by -1

❌2

❌1

✔ 2 > -4 is the correct choice i belive.

3 0
3 years ago
Read 2 more answers
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