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svlad2 [7]
3 years ago
12

Explain why mutation and natural selection make development of new flu vaccines necessary every year

Biology
1 answer:
stealth61 [152]3 years ago
5 0
As the disease encounters the vaccine it can pass on genes that the vaccine can not fight off. 
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Since the 1800’s an increase in selectively breeding dogs for human desired traits increased. How can selectively breeding dogs
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It makes the dogs at a higher risk of health issues later on in life.

Explanation:

The dogs are usually only bred for looks. Their health is not taken into consideration.

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The biosphere is the only one of Earth’s systems that contains life.
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true

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edg. 2020

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These facts are true and disturbing

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3 years ago
Unlike rocks, all minerals ________ and ________.
Maurinko [17]

The correct answer is B!

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In your future capacity as a healthcare worker, your patients' may depend upon you
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For information to be well made, it is necessary that the doctor has good scientific bases to confirm his information, and good experience in the field.

<h3>How do you know if the doctor is trustworthy?</h3>

To find out if a doctor is qualified to practice the profession, anyone can do a search on the website of the Federal Council of Medicine or the regional councils of medicine in each state.

<h3>What is conveying trust?</h3>

If you need to talk to more people, give a speech or give a speech, for example, a tip to convey confidence is to act out what you are going to say. That way, when you need it, you'll act more safely.

With this information, we can conclude that The personal image is the way you act and express yourself to people, the way you are seen, the perception that the other has of you.

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