Endocytosis and exocytosis are forms of active transport. What is active transport? the movement of molecules up a concentration gradient from low to high, using energy

the movement of molecules down a concentration gradient from high to low, using no energy

the movement of molecules up a concentration gradient from low to high, using no energy

the movement of molecules down a concentration gradient from high to low, using energy

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.

true                                                                                                       true true true true true true

the dali lama

explanation:

he is quite fat and then we can talk about the details

ever get the answers? im stuck on this as well