Question

In plants, cellulose is a rigid tube that allows plants to maintain their form,Which similar structure and support system is found in insects?

Answer 1

Exoskeleton and Endoskeleton

Multicellular organisms e.g. man  meet their needs through use of specialized  systems that they have in their bodies. Examples of such include:
1. cardiovascular system composed of heart, veins and  arteries which facilitate transport of nutrients to all parts of the body .
2. Skeletal system composed of bones, joints, ligaments and cartilage whose function is support and protection of the body.
3. Digestive system composed of mouth, esophagus, stomach , small and large intestines whose function is breakdown of food and absorption of nutrients.