Answer:
1st point describes both the sperm and ovum.
I believe increased blood pressure indicates the presence pf pheochromocytoma. The increased blood pressure could be due to the increased production of catecholamines, indicating a lack of balance in the endocrine. Pheochromocytoma is a neuroendocrine tumor of the medulla of the adrenal glands or extra-adrenal chromaffin tissue that failed to involute after birth, that secretes high amounts of catecholamines (norepinephrine or epinephrine).
Natural selection is species survival and reproduction due to differences in some traits that give them an advantage over others
The composition of the star!:-)
Photosynthesis in plants, respiration in animals, and waste decay.
