What are the three movements of molecules? Let’s Review Transport Molecules moved Uses energy? Simple diffusion Small, nonpolar No Facilitated diffusion Polar molecules, larger ions No Primary active transport Molecules moving against their gradient coupled to the hydrolysis of ATP Yes Secondary active transport Molecule going with + molecule going against gradient Yes What is […]
What does dead animal give us?
What does dead animal give us? Carcasses not only provide food for carrion-eating animals. Their nutrients also increase the growth of surrounding plants, which attracts many herbivorous insects and their predators. Which animal eats dead human bodies from graves? Examples of carrion-eaters (or scavengers) include vultures, condors, hawks, eagles, hyenas, Virginia opossum, Tasmanian devils, coyotes […]
What three things help a bird to fly?
What is meant by a positive feedback loop?
What is meant by a positive feedback loop? Positive feedback loops enhance or amplify changes; this tends to move a system away from its equilibrium state and make it more unstable. Negative feedbacks tend to dampen or buffer changes; this tends to hold a system to some equilibrium state making it more stable. What are […]
What would be the weather under cold front?
What would be the weather under cold front? A cold front forms when a cold air mass pushes into a warmer air mass. Cold fronts can produce dramatic changes in the weather. As the cold front passes, winds become gusty. There is a sudden drop in temperature, and also heavy rain, sometimes with hail, thunder, […]
How fast should I run a 100m?
What is the importance of water cycle for Class 6?
What is the importance of water cycle for Class 6? Water cycle is important because of the following reasons: (1) Water cycle makes fresh water available in the form of rain: The sea-water is highly salty which is not fit for drinking by animals or for the growth of plants. But the rain water is […]
What can you learn from only one seismogram?
What can you learn from only one seismogram? 4. One seismogram tells you how far away the epicenter was and how strong the earthquake was. What is a safe distance from a fault line? Phivolcs now recommends avoiding construction within 5 meters on each side of a fault trace, or a total width of 10 […]
How long does it take to heal after radiation therapy?
How long does it take to heal after radiation therapy? Most side effects generally go away within a few weeks to 2 months of finishing treatment. But some side effects may continue after treatment is over because it takes time for healthy cells to recover from the effects of radiation therapy. Late side effects can […]
What causes chromatic aberration quizlet?
What causes chromatic aberration quizlet? Chromatic aberrations are caused by dispersion in optical materials which is the variation in the refractive index by ____________________________. The refractive index is _______________________ for shorter wavelengths then long wavelengths. How many elements does an achromatic lens have? An achromatic lens, also referred to as an achromat, typically consists of […]