Rosalind Franklin was a British biophysicist and X-ray crystallographer who made significant contributions to the understanding of the molecular structures of DNA, RNA, viruses, coal, and graphite. She is best known for her work on the X-ray diffraction images of DNA, which played a crucial role in the discovery of the double helix structure of DNA by James Watson and Francis Crick. Despite her groundbreaking work, Franklin did not receive the recognition she deserved during her lifetime, and her contributions were often overshadowed by her male colleagues. Franklin's work has since been acknowledged and she is now celebrated for her important contributions to the field of molecular biology. **

Yes, a horse should arch its back while being ridden. A properly arched back helps distribute the rider's weight more evenly and allows the horse to engage its hindquarters effectively. This posture also helps the horse maintain balance and move more freely, leading to better performance and overall comfort for the horse. However, it is important for the rider to ensure that the horse is not over-arching its back, as this can lead to stiffness and discomfort. **

Small electric two-wheeler three-wheeler flatbeds with a roof typically have a compact design with a flatbed at the rear for carrying goods. They are usually equipped with a roof to provide protection from the elements. The vehicles are designed to be lightweight and maneuverable, making them suitable for navigating through crowded urban areas. They often have a simple and functional appearance, with a focus on practicality and efficiency for transporting goods in a small-scale urban environment. **

A two-wheeler mechanic master is a highly skilled and experienced professional who specializes in repairing and maintaining motorcycles, scooters, and other two-wheeled vehicles. They have extensive knowledge of the mechanical and electrical systems of two-wheelers and are capable of diagnosing and fixing a wide range of issues. These experts are often sought after for their ability to provide efficient and effective solutions to keep two-wheelers in top condition. **

In general, a car is considered safer than a two-wheeler due to its enclosed structure, seat belts, airbags, and other safety features. Cars provide more protection in the event of a crash and are less susceptible to external factors such as weather conditions and road hazards. However, safe driving practices and adherence to traffic laws are crucial for both car and two-wheeler users to minimize the risk of accidents and injuries. **

The main difference between a round arch and a pointed arch lies in their shapes. A round arch is semicircular in form, with a curve that is a segment of a circle. On the other hand, a pointed arch has a more pointed or angular shape at the top, resembling a triangle. Pointed arches are often associated with Gothic architecture, while round arches are commonly found in Romanesque architecture. **

A Baroque arch typically features more elaborate and decorative elements compared to a regular arch. Baroque arches often incorporate intricate designs, sculptural details, and ornate embellishments such as scrolls, volutes, and floral motifs. In contrast, a regular arch tends to have a simpler and more straightforward design, focusing primarily on the structural form and function of the archway. The Baroque style is known for its dramatic and theatrical aesthetic, which is reflected in the elaborate decoration of its architectural elements like arches. **

The horse does not arch its back over the jump because it needs to maintain a straight and level position to effectively clear the obstacle. Arching its back would disrupt its balance and coordination, potentially leading to a failed jump or injury. By keeping its back straight, the horse can use its hindquarters to push off the ground and propel itself over the jump with power and efficiency. **