To prevent blood flowing back after each heartbeat. They ensure that the blood flows only in one direction (back to the heart).
<span>Digestive enzymes are prolific inside the lysosomes. The organelle is named as such because these enzymes engage in "lysing" activity, meaning that the break up the worn-out cell parts or other wastes that the structure engulfs.</span>
1. Female, white fur
2. Male, white fur
3. Male, white fur
4. Female, white fur
Q3.) 2 generations (parents and offspring)
The <span>nucleolus is located inside the Nucleus. </span>
"An example of mutualism in the rainforest is the pollination of the Durian tree by bats."