During the 1990s, many wheat fields in arizona had to be destroyed due to the presence of what?
a. ergotism
b. corn smut
c. karnal bunt fungus
d. all of the above

The correct answer is option C.

Explanation:

During the 1990s, in an inspection, it was found that spores of Karnal bunt were present in Arizona wheat for the first time in the U.S.

The Animal and Plant Health Inspection Service announced an emergency and destroyed fields of wheat for quarantining it from Arizona wheat.

Thus, the correct answer is option C.

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.  

answer; i believe that the correct answer to this statement is (exoticism); //

exoticism was a trend where musicians created music based on a far off foreign