Cellulose helps make a plant strong and stiff, so it doesn't bend and break. It is in a plants cell walls.
Answer:
BB x bb
Bb
Bb
Explanation: When a purebred dominant trait is bred with a purebred recessive trait then the offspring will always have the dominant and recessive trait.
B. plant cells do not have any centromeres in their cells. Also plant cells have a cell plate, but animal cells do not.