D because all your veins ate nearly in your heart and if your heart stops they stop too
Answer:
Explanation:The region does not experience spin during polar day.
b- Earth is at its closest point to the Sun during polar day.
c-The region is tilted toward the Sun during polar day.
d- Earth’s orbit passes below the Sun during polar day.
Answer:
<em>The correct option is C) 1,2 and 3</em>
Explanation:
Sodium- Potassium pump: Sodium- potassium pump uses ATP to move sodium and potassium ions in opposite directions against the concentration gradient. In one pump, three sodium ions move outside the cell whereas two potassium ions move inside the cell.
Exocytosis: Exocytosis can be described as a form of active transport in which molecules move out of a cell.
Endocytosis: Endocytosis can be described as a process which utilizes ATP to transport molecules inside a cell.
I wanna add one more thing to his answer for the function of enzymes. Enzymes also help speed up chemical reactions by lowering the activation energy needed for the reaction to start.
Blood A can receive from A and O
Blood B can receive from B and O
Blood AB can receive from anyone
I’m not sure of blood O however but I’m pretty sure they can receive from A and O
