Answer:
Phase III.
Explanation:
Clinical research includes the different steps to test the particular drugs and its use for the medical treatment. Clinical research is divided into four main phases.
The phase III of the clinical research includes the double blinded study and its clinical trial on the patients. This phase determines the drug safety and efficacy. The therapeutic effect of the drug is tested directly in phase III of the clinical trial.
Thus, the answer is phase III.
The answer is B
An open system has its energy and matter leave and enter the system's boundaries unlike in a closed system where energy remains within the system.
The earth's atmosphere shares heat and water vapor with the hydrosphere (oceans, seas and lakes), energy form the sun, in the atmosphere and then partly radiated back to space
Answer:
The blanks are as germinal, such as lack of folate , mother, be underdeveloped in this order
Explanation:
The blanks are just the excerpt of the passage from the book and are just identified as blanks.
Germinal is the initial stage of prenatal development.
The nutrient deficiencies include lack of the folate.
During the complete duration of the prenatal period, the fetus is dependent on the mother.
The very preterm infant may be underdeveloped.
Food
chains follow a single path as animals eat each other while ecological
Pyramids are graphical representation of the tropic structure of
ecosystem. Plants feed herbivores, herbivores feed carnivores. I
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