I will go with 4th one.....they involve advance biotechnology.....so there is a separate subject !!!
The type of relationship described could best be classified as one of
A) commensalism.
b. mutualism.
c. parasitism.
d. resignation.
Answer
it's c because the it's parasitism
They make up an ecosystem that resides in an environment. For example, a rainforest is an environment that contains ecosystem like the trees, plants, animals and insects, the temperature, humidity and kind of soil.
Acute myocardial infarction, digoxin is contraindicated in patients with ventricular fibrillation or in patients with a known hypersensitivity to digoxin.
Digoxin is a type of therapy which has no effect on mortality in heart failure .It is useful for maintaining clinical stability and exercise capability in patients with symptomatic heart failure. DIgoxin is helpful during severe heart failure , cardiomegaly and third heart sound .
Digoxin can't be useful if the pateint have ventricular fibrillation, it is ab arrhythmia that starts from ventricle is called ventricular fibrillation. Digoxin is also called as digitalis , helps in injured or weekend heart pump more efficiently and strengthen the force of heart muscles contractions , helps restore a normal , steady heart rhythm, and improve blood circulation.
To learn about more digoxin here
brainly.com/question/15180878
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A cold front occurs. Hope this helps!