Describe the processes of metabolism and photosynthesis

cancer   is   essentially   uncontrolled   mitosis   of specialized cells

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse