C they can infect a host and cause disease
Edge 2020
Answer:
The soil air is responsible for influencing the availability of many nutrients. Soil air is also by many of the microorganisms that release plant nutrients to the soil. The soil air can fill soil pores as water drains or is removed from a soil pore by evaporation or root absorption.
Explanation:
One fourth means (one half) of (one half) .
So the 18 months must be two half-lifes.
The half-life of this particular isotope is 9 months.
I think the correct answer from the choices listed above is option B. The difference in biodiversity between the tundra and the tropical rain forest would be that warmer temperatures and higher average rainfall in the tropical rainforest allow more things to survive. Hope this answers the question.
Answer:
1. We all are at risk for getting and spreading the flu. Having the flu may keep you home from work or school, not to mention making you feel pretty miserable for a week or two. If you have asthma or other lung diseases, you are at higher risk of developing complications from the flu.
Explanation:
thats all i know hope you like it
