Sam may feel a lot of peer-pressure since his friends are in sexual relationships and will talk about it in front of him.
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. <span>
3. Digestive system composed of mouth, esophagus, stomach , small and large intestines whose function is breakdown of food and absorption of nutrients.</span>
Answer:
Roads make a crucial contribution to economic development and growth and bring important social benefits. They are importance in order to make a nation grow and develop.
Explanation:
