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Butoxors [25]
2 years ago
15

Why might lymph nodes swell if a person has an infection?

Biology
1 answer:
Leni [432]2 years ago
6 0

Answer:

more blood cells come to that area to ward off infection

Explanation:

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The four most abundant elements needed by the human body are carbon, hydrogen, oxygen, and nitrogen. because these are needed in
jek_recluse [69]

The four most abundant elements needed by the human body are carbon, hydrogen, oxygen, and nitrogen because these are needed in large amounts to support our cells, these are referred to as bulk elements.

Oxygen is the most essential element required by our body. The body requires oxygen in the form of gas which is inhaled by the air around us. All the cells in a human body require oxygen which is transported by the blood inside.

Cell is the most basic and fundamental unit of life. It can be of two types: prokaryotic and eukaryotic. Prokaryotic cell is the primitive one with no true nucleus and eukaryotic cell has a true nucleus and all the cell organelles. Generally eukaryotic cells require abundant amount of oxygen.

To know more about cell, here

brainly.com/question/12129097

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4 0
1 year ago
What are the subunits called that make up carbohydrates?
neonofarm [45]

Answer:

Carbohydrates are used by the body for energy and structural support in cell walls of plants and exoskeletons of insects and crustaceans. They are made of smaller subunits called monosaccharides. Monosaccharides have <u>carbon</u>, <u>hydrogen</u>, and <u>oxygen</u> in a 1:2:1 ratio.

Difinition of disaccharides: any of a class of sugars whose molecules contain two monosaccharide residues.

Make an example...

Short carbohydrate chains are called <u>oligosaccharides</u> and contain 3 to 10 sugar molecules. Long carbohydrate chains can contain hundreds or even thousands of monosaccharide units. molecule of <u>glucose</u> and one molecule of <u>fructose</u> joined together.

Explanation:

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5 0
3 years ago
A client who just has been diagnosed with primary open-angle glaucoma (poag) refuses therapy. the nurse reinforces that it is im
Elanso [62]

In the case presented above, of a patient diagnosed with primary open-angle glaucoma (POAG), who is refusing therapy. The insistence of the nurse that it is important for the patient to seek treatment is in a bid to prevent blindness. This is because <span>without medical intervention, glaucoma can lead to total permanent blindness within just a few years.</span>

3 0
3 years ago
What is a Cell wall?
MatroZZZ [7]
Cell wall is the outer permeable covering in all pants and almost all prokaryotes ! cell wall are mainly made up of cellulose , sometime by chitin!!
8 0
3 years ago
PLEASE HELP WILL GIVE BRAINLIEST!!!!
Zina [86]

Answer:

No, because in mammals the male transfers his genes by fertilizing the female directly. In plants, there even could be, the plant fertilizing itself, but the pollen is transferred differently than the mammal.

8 0
2 years ago
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