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Doss [256]
3 years ago
10

Which of the following statements is true about vaccines?

Biology
2 answers:
Ira Lisetskai [31]3 years ago
8 0
The answer is D vaccine work by teaching the body immune system to fight disease
LiRa [457]3 years ago
7 0
D) Vaccines work to fight the disease

Mark with crown!
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An environmental scientist might study the effect of soil pollution on plant growth.
Elena L [17]
  • <u><em>True.</em></u>

As...Environmental scientist studies the interaction of the living components of the ecosystem with the non living components.

The contamination in the soil will affect the growth of plants, this will also be studied by the environmental scientist.

The Growth of the plant depend on the quality of soil in which it is grown so it will also be a concern for the environmental scientist.

6 0
3 years ago
Explain how fixation happens​
stiv31 [10]
Fixation answer : hope this helps

7 0
3 years ago
List the 4 components of health related fitness and the appropriate guidelines for each
gregori [183]
These components include; 
Cardiorespiratory Endurance: Ability of the circulatory and respiratory systems to supply oxygen during sustained physical activity. 
Guidelines
3 - 5 days per week
20-60 minutes a day
intensity of 60%-90% of MHR

Muscular strength; the ability to perform activities that require high levels of muscular force.
2 -3 days per week
2-6 sets
≤ 6 repetitions 
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Muscular endurance; 
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≥ 12 repetitions
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Flexibility 
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≥ 4 repetitions per muscle group 
15 - 60 seconds

Body composition     Women   men
Essential fat               10-13%   2-5 %
Athletes                     14-20%  6-13 %
Fitness                      21-24%  14-17 %
Average                    25-31%    18-24%
Obese                      ≥ 32%       ≥ 25%



5 0
3 years ago
1. what is the difference between  facts theory and hypothesis
ioda

Answer:

1. Fact: Observations about the world around us. Example: “It’s bright outside.”

Hypothesis: A proposed explanation for a phenomenon made as a starting point for further investigation. Example: “It’s bright outside because the sun is probably out.”

Theory: A well-substantiated explanation acquired through the scientific method and repeatedly tested and confirmed through observation and experimentation. Example: “When the sun is out, it tends to make it bright outside.”

3. As a field of science, biology helps us understand the living world and the ways its many species (including humans) function, evolve, and interact. Advances in medicine, agriculture, biotechnology, and many other areas of biology have brought improvements in the quality of life.

5. Its the ending answer/result of the experiment.

this is what i could get, sorry its not all of them

8 0
3 years ago
Which is not a negative environmental effect of using high-pressure water hoses on rocky coastlines to clean spilled oil?
Lubov Fominskaja [6]

The cost of energy to heat water to make steam is not a negative environmental effect of using high pressure water hoses on rocky coastlines to clean the spilled oil. Spilled oil cause environmental pollution to the coastlines and endangers the species the lives of the species living in these coastlines.

6 0
3 years ago
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