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.
Hello, Umarhaley.
For question 12 the answer is :
B, since the fluid moves from an area of high concentration to lower concentration to calibrate it!
For question 13 the answer is :
B, because diffusion is movement from high concentration to lower concentration while osmosis is movement of water in high to low concentration!
For question 14 the answer is :
B, because that's where eurokaryotic does the process of DNA synthesis on the nucleus!
For question 15 the answer is :
C, mitosis as it is cell division that help the plant grow longer to reach the water by its 2 daughter cells.
-procklown
Answer - <span> Haustoria (singular: Haustorium)
Haustoria are modified roots possessed by parasitic plants, which have the ability to </span><span> penetrate the </span>host plants<span>, connecting them to the conductive system – either the xylem, the phloem, or both. Their connection to the conductive system of the host plat, in turn, provides them with the ability to extract water and </span>nutrients from the host<span>.</span>
Answer:
1. Anyone can work on selective breeding.
2. It provides improvements to the plants or animals.
1. It may lead to a lack of variety in plant or animal species.
2. Genetic mutations are still going to occur.