The answer is A as the other ones would not occur without A
Endocytosis is when a a cell engulfs material into the cell and exocytosis a form of waste where the cell gets rid of materials.
Glaciers created the edges of the continents as they moved rocks from one continent to another.
Ocean waves weathered the edges of the continents so they appeared to look like giant puzzle pieces.
Wind erosion carries pieces of rock away from the continents exposing similar rock types.
The continents were part of an ancient, single landmass called Pangea that moved apart over millions of years.
THE FIRST ONE IS CORRECT I THINK. CAN I HAVE BRAINIEST?
The nucleus, this is for Eukaryotic cells.
Answer:
Infections may be defined as the invasion of the individual body's organ or tissue with the pathogens and the toxins produced by the pathogen. Infections can cause redness, swelling and pain in the individual.
The individual might develop infection if it has the improper or the impaired body's immune system. The chronical diarrhea and other disease might result in the prolonged infection. The client's tissue invasion with the allergens might also result in inflammation.