1. electrical signals travel toward the heart. 2. signal received by the atrioventricular node. 3.signal by the nodes in the atrium. 4.the atria contracts. 5. signal transferred to the ventricles. 6. the ventricles contract.
Answer:
Zona fasiculata.
Explanation:
Zona fasiculata is present in the middle of the adrenal cortex lies beneath the zona glomerulosa. This layer produces the glucocorticoids especially cortisol that regulates the glucose metabolism.
The zona fasiculata layer can be easily determined historically. This layer of adrenal cortex contains the long cords or column cells and the cells are plump with liquid.
Thus, the correct answer is option (b).
Answer:
D and E
Explanation:
The others are physical methods and can be separated again.
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The answer is D, it will help prevent erosion in the Area. The roots of the plants will help keep the ground in place firm.
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Lysosomes are vesicles that are formed by the Golgi apparatus. They contain powerful enzymes that could break down (digest) the cell. Lysosomes break down harmful cell products, waste materials, and cellular debris and then force them out of the cell.