Answer:
The clinical trial show efficacy and safety.
Explanation:
There are tests that are done to make sure that the drug, vaccine, etc. works. The effectivness is called efficacy. In order for a drug to be apporved it has to be safe and effective. If it fails this test, it is not approvable.
Answer:
Large bugs
Explanation:
The relative fitness on the new food source is bigger in large bugs since they have longer beaks that can reach seeds inside the seedpod of the balloon vine. These seedpods are bigger than seedpods of tree vines and large bugs are thus favored, meanwhile average size and small soapberry bugs cannot reach the seeds.
The correct answer is there is no absolute measure of flexibility.
There is no accepted standard of flexibility. There are US and international health related tests and exams that have items in them that are used to measure flexibility but there isn't a standard that they are set against.
