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Flura [38]
4 years ago
7

What of the following statements about water quality is true?

Biology
1 answer:
Murrr4er [49]4 years ago
8 0
Water quality can be processed in many different ways
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ancient astronomers could not recognize any planets. I'm pretty sure

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What is the difference between tiger moths & normal moths?
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tiger moths have dark wings with red orange spots and white stripes meanwhile a typical moth has a dark, almost black body and have many dark spots with grayish-white wings

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Increased Serum Interleukin-2 Levels Are Associated with Abnormal Peripheral Blood Natural Killer Cell Levels in Patients with A
amm1812

In rheumatoid Arthritis patients, NK cell levels were abnormally elevated, possibly due to high serum levels of IL-2.

Rheumatoid arthritis (RA), is an autoimmune disease that means our own immune system attacks self healthy cells in the body by mistake, causing inflammation (painful swelling),mainly attacks the joints.

The given study is to investigate the relationship between serum interleukin-2 (IL-2) levels and disease activity.

This study also showed the relationship between absolute numbers of peripheral lymphocyte subsets, autoantibodies, and associated cytokines in patients with rheumatoid arthritis (RA).

The results showed that the number and percentage of NK cells were positively correlated with serum IL-2 levels so, IL-2 can be a reason for elevated level of NK cells

Learn more about Rheumatoid arthritis on

brainly.com/question/16920119

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7 0
2 years ago
*30 POINTS* Paleontologists analyzed some fossils discovered in Kenya. Their analysis showed that mollusks were the oldest of th
kakasveta [241]

Answer:

Antelope skeletons

dinosaurs

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mollusks

Explanation:

8 0
4 years ago
I need someone to please help me with biology Assignment it is an Evidence /Reasoning! Can anyone help me 50 points?
lord [1]

Any mutations in DNA are forever, since DNA is the master blueprint. All mutations will be passed onto new cells through DNA replication, and all RNA made from that DNA will also have the mutation. If the mutation occurs in sperm or egg cells, those mutations will also be passed on to the organism's offspring.

3 0
3 years ago
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