Answer:
microscopic organisms that cause diseases
Explanation:
Pathogens are any microorganism that has the ability to cause diseases in living things. Therefore, the phrase that best defines the word pathogens is microscopic organisms that cause diseases as they have the ability to cause disruptions in the organs of a living thing to cause disease.
<u>Answer:</u>
The factor that contributes to aging is: A Cells stop dividing after 50 divisions.
<u>Explanation:</u>
- Normally after 40 to 50 divisions the cells stops dividing because they had already lost too much DNA for other divisions.
- So they eventually die, making the appearance like an aged person in any individual.
- As DNA is copied in every cell division process, they tend to loose small part of telomeres in each transfer process.
- Hence, after 50 divisions these cells fails to divide resulting in aging.
Answer: you can tell if they are limping or walking strange and or have a swelled up ankle they probably sprained it if you are unsure you can always ask an adult or professional for help.
