Ovulation is when the ovaries release ovules, which happens during the middle of the menstrual cycle, hope this helps!
the process of wearing or being worn by long exposure to the atmosphere
Answer:
Companion cells
Explanation:
Companion cells are important structures found in the vascular bundle known as the phloem of plants. They work together with sieve cells in the movement of vital compounds such as Protein, ATP etc to other parts of the plant.
Companion cells are also known as living cells that do not conduct sugar themselves but they play a very important role in the movement of these substances.