He used a simple microscope
Double helix is the correct answer
Lipids are essential for all life on Earth. They play many important roles in maintaining the health of an organism. Arguably the most important function lipids perform is as the building blocks of cellular membranes. Other functions include energy storage, insulation, cellular communication and protection.
Answer:
The difference is that the Triceps is a arm muscle and Biceps is a muscle of the arm. While the biceps crosses both the shoulder and elbow joints
Explanation: