Do freshwater fish lose or gain water? Freshwater fish never drink water because their bodies are saltier than the surrounding water. Osmosis draws water into the fish’s body through its skin and gills, unlike saltwater fish, where the water is drawn out of the body. Do fishes get tired of swimming? Yes, fish can tire […]

What are the members of the Enterobacteriaceae family? The Enterobacteriaceae are a large family of bacteria, including many of the more familiar pathogens, such as Salmonella, Shigella and Escherichia coli. Members of the Enterobacteriaceae are bacilli (rod-shaped), facultative anaerobes, fermenting sugars to produce lactic acid and various other end products. Is E coli part of […]

What do we call water from lakes and rivers? Freshwater on the land surface is a vital part of the water cycle for everyday human life. On the landscape, freshwater is stored in rivers, lakes, reservoirs, and creeks and streams. What is lake and river water? A river is a large flowing water body that […]

What is required for a hydrogen bond? There are two requirements for hydrogen bonding. Two Requirements for Hydrogen Bonding: First molecules has hydrogen attached to a highly electronegative atom (N,O,F). Second molecule has a lone pair of electrons on a small highly electronegative atom (N,O,F)./span> How do you identify a hydrogen bond? A hydrogen bond […]

What is standard of care EMT? Standard of Care: Defined as the level of care at which the average, prudent provider in a given community would practice. Medical Direction: EMTs must follow medical direction at all times. To treat a minor, an EMT must obtain the consent of the parent or guardian. Who sets the […]

How do vocal cords produce sound? The vocal folds (vocal cords) are attached within the larynx to the largest of the laryngeal cartilages known as the thyroid cartilage or “Adam’s apple”. The vocal folds produce sound when they come together and then vibrate as air passes through them during exhalation of air from the lungs. […]

How long does the World Health Organization recommends breastfeeding? six months WHO recommends breastfeeding for 2 years? WHO also recommends exclusive breastfeeding up to 6 months of age with continued breastfeeding along with appropriate complementary foods up to 2 years of age or longer. Mothers should be encouraged to breastfeed their children for at least […]

What is needed for collision theory? Collision theory states that for a chemical reaction to occur, the reacting particles must collide with one another. For collisions to be successful, reacting particles must (1) collide with (2) sufficient energy, and (3) with the proper orientation. What is required for a collision to result in a reaction? […]

What is a Bunsen burner used for in a science lab? A Bunsen burner is a laboratory instrument that can be used to provide a single, continuous flame by mixing gas with air in a controlled fashion. The ratio of gas to air that is mixed together can be manually adjusted, allowing the user to […]

What is the axial skeleton quizlet? Axial skeleton. The part of the skeleton that consists of the bones of the head and trunk of a vertebrate. In the human skeleton, it consists of 80 bones. Skull. a framework of bone or cartilage enclosing the brain of a vertebrate. What are the 3 components of the […]