Answer:
The correct answer is- iodine
Explanation:
Thyroid glands is an important endocrine gland of the body which release hormone called thyroid hormone in the blood. It plays an important role in metabolism, brain development, and function, muscle control, etc.
The active form of thyroxine is triiodothyronine and the formation of thyroid hormone requires the availability of iodine. Four iodine atoms are present in thyroxine and 3 is present in triiodothyronine. Without iodine, they can not be produced.
Therefore iodine is the essential element that is required for the manufacturing of thyroxine and triiodothyronine.
Answer:
B. Theory
Explanation:
A theory can be changed as new information is discovered.
Answer:
conditioned stimulus
Explanation:
Conditioned stimulus -
It refers to as the neutral stimulus , which triggers or initiates the conditioned response , is referred to as the conditioned stimulus .
Ivan Pavlov was the very first one to give meaning to the term conditioned stimulus , by experimenting on the dogs .
Hence , from the given scenario of the question ,
The correct answer is conditioned stimulus .
mitoses
is the official 100% correct answer