Coal creates a negative impact on the environment because it contains sulfur and other harmful elements. When you burn coal these elements are then released into the air. And it can cause air pollution and health dangers as it releases a lot of carbon dioxide.
<span>The accuracy of the Gram stain is dependent on the integrity of the bacterial cell wall. Variety of things can influence the cell wall integrity. Suppose the cells have been roughly handled , gram positive cells will come out as gram-negative. If you de-colorize them for too long, Gram-positive cells will look like Gram-negative cells or if you do not decolorize enough, Gram-negatives will look like Gram-positives. Under these circumstances Gram-positive and a known Gram-negative on the same slide so that the results are reliable.</span>
1.The hormones of the hypothalamus and the anterior and posterior pituitary gland are antidiuretic hormone and oxytocin and ADH.
<h3>What hormones are produced by the hypothalamus and their functions?</h3>
The hormones produced by the hypothalamus and secreted by the neurohypophysis are antidiuretic hormone and oxytocin. Antidiuretic hormone promotes an increase in urine concentration, as it ensures greater reabsorption of water by the kidneys.
2. The endocrine glands on models are :
- hypothalamus.
- Hypophysis.
- Thyroid gland.
- Parathyroid glands.
- Islet cells of the pancreas.
- Adrenal glands.
- Testicles in men and ovaries in women.
<h3>What are the general characteristics of the endocrine glands?</h3>
The main feature of endocrine glands is the absence of excretory ducts. The service product produced by endocrine cells is transported to the extra diffusion space, reaching the interior of blood vessels.
3. When an imbalance of the endocrine system occurs, it results in Hormonal disorders can be caused by various factors such as diabetes, psychological changes, stress, eating disorders, regular use of medication and cancer.
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