Why are studies of identical twins raised in different environments extremely valuable? Why are studies of identical twins raised in different environments extremely valuable in understanding the causes of a disease? They are extremely valuable in understanding the causes of a disease, because it differentiates between nature vs. nurture. What is the rarest type of […]
Which force affects the movement of ship?
Which force affects the movement of ship? The main factors that affect the motion of the ship and its response are the shape, size and weight of the ship. These factors determine other important parameters such as the centre of gravity, the centre of buoyancy and the beam at the waterline. What are 4 Forces […]
Is Sodium naturally occurring?
Is Sodium naturally occurring? Food and drink contents. Sodium occurs naturally in most foods. The most common form of sodium is sodium chloride, which is table salt. Milk, beets, and celery also naturally contain sodium, as does drinking water, although the amount varies depending on the source. Which fruit has high-sodium? Food Sources of Sodium […]
Why is it difficult for a high speed car to negotiate an unbanked turn?
Why is it difficult for a high speed car to negotiate an unbanked turn? (a) A huge force is pushing the car outward. (b) The magnitude of the friction force might not be enough to provide the necessary radial acceleration. A car negotiating an unbanked road at high speed is actually accelerating as the direction […]
Which three of the following are examples of feedback mechanisms which help maintain homeostasis?
Which three of the following are examples of feedback mechanisms which help maintain homeostasis? Answer: The correct answer is- C. Insulin secretion in response to high blood sugar. D. F. Homeostasis can be described as a tendency of living organisms to maintain a state of stable internal environment. Thus, option C), D), and F) are […]
What are the potential applications of gel electrophoresis?
What are the potential applications of gel electrophoresis? Applications of gel electrophoresis In the separation of DNA fragments for DNA fingerprinting to investigate crime scenes. To analyze results of polymerase chain reaction. To analyze genes associated with a particular illness. In DNA profiling for taxonomy studies to distinguish different species. What is the function of […]
How is ozone important for us?
How is ozone important for us? Why is Ozone Layer important? Ozone protects the Earth from harmful ultraviolet (UV) rays from the Sun. Without the Ozone layer in the atmosphere, life on Earth would be very difficult. Plants cannot live and grow in heavy ultraviolet radiation, nor can the planktons that serve as food for […]
Are noble gases each a different color?
Are noble gases each a different color? Each of the noble gasses glows in its own colour when exposed to high voltage; for example helium becomes pink, krypton glows yellow/green, xenon shines in lavender blue and argon in light blue. What does argon smell like? Argon has no smell. It is a colorless gas. It […]
Can a tuning fork go out of tune?
Why is the skull divided into two parts?
Why is the skull divided into two parts? The skull is a bone structure that forms the head in vertebrates. It supports the structures of the face and provides a protective cavity for the brain. The skull is composed of two parts: the cranium and the mandible…. Skull TA98 A02.1.00.001 TA2 406 Anatomical terminology What […]