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weeeeeb [17]
3 years ago
7

Pathogens cannot be passed from one individual to another through contact with infected blood.

Health
2 answers:
ElenaW [278]3 years ago
7 0
 False

Totally incorrect. Some pathogens and microorganisms that is blood-borne can transfer itself from one individual to another by blood and fluid contact. This is a much stronger affinity for the pathogen to spread from the host to the person transferred to.  
Lelechka [254]3 years ago
7 0

Answer:

False

Explanation:

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Jake has found a correlation between the amount of time he spends exercising every day and the number of hours he sleeps at nigh
Umnica [9.8K]

Answer:

This means that by itself, the correlation doesn't say if more exercise causes longer sleep.

Explanation:

Jake has found a correlation in between the sleeping hours at night and the number of the time one spends on the exercising. He observe that longer he he spend exercising the more hours he spend in sleeping in night, however there is no scientific evidence that is explained by his psychology instructor that there is no cause and effect mean to this correlation.

Thus, the correct answer is : by itself, the correlation doesn't say if more exercise causes longer sleep.

6 0
3 years ago
Why is the alternative pathway of complement useful in the early stages of an infection?
madreJ [45]

The alternative pathway of complement useful in the early stages of an infection because <u>It's faster than the other complement pathways</u>.

The alternative pathway is one of three complement pathways that opsonize and kill pathogens. This pathway is activated by viruses, fungi, bacteria, immunoglobulin A  and forms an important part of the defense mechanism independent of the immune response.

The alternative pathway (AP) is slowly activated spontaneously by hydrolysis of the internal C3 thioester bond [12–14] and further triggered by contact with various proteins, lipids and carbohydrate structures on microorganisms and other foreign surfaces [1, 15].

To learn more about alternate pathway for early stages of infection, here

brainly.com/question/15107077

#SPJ4

6 0
1 year ago
How do I deal with having romantic feelings towards a friend of 6 years? Do I tell him or do I wait for the feelings to go away?
aalyn [17]

Answer:

Find a perfect place to tell him or you wait for him to say something.

Explanation:

6 years is a long time tho so that means you guys are best friends soon he will tell you and make sure to wear something xtra nice

8 0
3 years ago
You are creating a playroom at a preschool. What items would you purchase to promote a 4 year-old's cognitive development? Why?
OLEGan [10]

Answer:

Just toys and coloring stuff, fun reading books, have colorful room

Explanation:

5 0
3 years ago
Maths :How much time will a 500 m long train take to cross a tree if it is moving at a speed of 72
Oxana [17]

distance=500m=1/2 hours.

speed=72km/hr

speed=distance/time

time=distance/speed

time=1/(72×2)

time=1/154 hour

Explanation:pla mark brainlist

3 0
3 years ago
Read 2 more answers
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