Answer:
Air is essential for all organisms
Cancer cells multiply rapidly and normal cells don't.
Answer:
Ligament
Explanation:
The ligament is a primary connective tissue which connects one bone to another bone in the skeletal system of humans. The ligaments are present is the ankles, knee, elbows and shoulders and in other joints.
The ligaments if broken cannot be regenerated and provides many functions like it provides guidance, input to the nervous system and provides stability to the bones and facilitates the movement.
Thus, Ligament is the correct answer.
Answer:
Cactus plants are able to survive in drier environment because they are able to store water for long periods.