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Greeley [361]
2 years ago
12

What are the body’s three defenses? How do they differ from each other.

Biology
1 answer:
Artemon [7]2 years ago
8 0

Answer:

- Physical and chemical barriers

- non-specific innate responses

- specific adaptive responses

<u>The differences are...</u>

The first barrier is the physical and chemical barrier. It is the first line of defense when in contact with outside sources, this can be through the skin, earwax, nose-hair, etc.

The second barrier, the non-specific innate response, is after these outside sources have somehow managed to pass through the first barrier. They come into contact with cells and enzymes that help to defeat them.

The third barrier, the specific adaptive response, is the body's way of dealing with pathogens that the body has encountered before. (B cells activate)

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Phenylketonuria (PKU) is a recessive human disorder in which an individual cannot appropriately metabolize the amino acid phenyl
lutik1710 [3]

Answer

b. Regulate the diet of the affected persons to severely limit the uptake of the amino acid.

Explanation:

<u>This is the effective way of  managing PKU, if diet is not regulated, the blood plasma  Phenylketonuria levels continue to build up  from usual protein consumption. This leads to toxicity of the brain  and brain  dysfunctions. Nausea constipation, fatigues, health headaches are some of the results of the build up</u>.

Therefore to reduce the blood build up of phenylalanine and thus PKU;  Special diet  formulas rich in essential amino acids, and other needed nutrients which may be absent  in phenylalanine low diet  should be  adopted. Amino acids substitutes notably Tyrosine which  is lacking  from  failure of  phenyalanine breakdown in  phenylketouria is heavily  supplemented. Tyrosine is   important  in brain function for alertness, focus,nervous communication.

The  adoption of protein substitutes diet or regulated amino acid diet  is very important because , all the needed amino acid are available , thus protein catabolisms  which may  trigger phenylalanine build up  from muscles and liver storage withdrawal   is prevented thus  stabilizing its blood concentration.

8 0
3 years ago
Which is a possible outcome of global warming?
Oxana [17]

Answer:

More frequent and severe weather

Higher temperatures are worsening many types of disasters, including storms, heat waves, floods, and droughts. A warmer climate creates an atmosphere that can collect, retain, and drop more water, changing weather patterns in such a way that wet areas become wetter and dry areas drier.

5 0
2 years ago
Modern hospitals often contain semi private rooms and wards where many people share a single room. In light of the spread of mic
jasenka [17]

There are three possible types of room in the hospital:

1. ward (3-4 patients)

2. semi-private room (2 patients)

3. private room (1 patient).

Incidence of hospital-acquired infections is growing, so it would be desirable to promote greater safety for patients in order to avoid those nosocomial infections. So, the best way to prevent the spread of infections is to put patients that are contagious into semi-private and private rooms.


3 0
3 years ago
Select the correct answer from each drop-down menu. what are the four types of nitrogen bases of dna nucleotides? the four types
Hitman42 [59]

The four types of nitrogen bases of dna nucleotides are:

  1. Adenine (A)
  2. Cytosine (C)
  3. Ganine (G)
  4. Thymine (T).

These bases form specific pairs (A with T, and G with C).

<h3>What is DNA nucleotides?</h3>

Nucleotides can be defined as those organic substances consisting of a nucleoside and a phosphate.

They serve as monomeric units of the nucleic acid polymers –

  • Deoxyribonucleic acid
  • Ribonucleic acid,

So therefore, the four types of nitrogen bases of dna nucleotides are:

  • Adenine (A)
  • Cytosine (C)
  • Ganine (G)
  • Thymine (T).

Learn more about DNA nucleotides:

brainly.com/question/16273896

#SPJ1

7 0
2 years ago
What are the effects of too much nitrogen in the water?
Ray Of Light [21]

Answer:

It can clog water intakes, use up dissolved oxygen as they decompose, and block light to deeper waters.

Explanation:

This causes overstimulation in growth of aquatic plants and algae.

7 0
2 years ago
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