Which is a function of the plant cell wall? a. it keeps the cell dry b. it gives the cell its color. c. it prevents the cell from bursting. d. it holds the cell in its proper position.

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

How many types of rock can form from the rock cycle

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an