Answer:
Phytophthora infestans is an oomycete or water mold, a fungus-like microorganism that causes the serious potato and tomato disease known as late blight or potato blight. Early blight, caused by Alternaria solani, is also often called "potato blight".
Explanation:
The difference between the two diseases that could lead to the same basic reproduction number is : One disease has lower transmission rate and a longer recovery period than the other. ( B )
Basic reproduction number ( r0) represents the number of people who gets infected through an infected person, and for a disease to be highly infectious its ( r ) number will have to higher than 1. and The value of r0 is determined based on certain factors which are :
- The Infectious period
- contact rate and mode of transmission
Therefore for the two viral diseases to have the same basic reproduction number one of the disease will have a lower transmission rate and a longer recovery period than the other
Learn more : brainly.com/question/13773787
A, this is my guess because topsoil is made mostly of humus(sand, silt, clay and broken down organic matter) and the rest of the answers don’t make sense, hope this helps :]
I think b. If that’s wrong plz say me to know it!