How many histones are in a nucleosome?

How many histones are in a nucleosome? eight proteins Do histones organize DNA? ‘Sticky’ histones keep DNA organized, but it takes a team of proteins to get them into the nucleus without causing a tangle. Cells contain two meters of DNA which, if left to its own devices, would soon end up in a knot. […]

How do you determine if there is a hydraulic jump?

How do you determine if there is a hydraulic jump? A hydraulic jump occurs when the upstream flow is supercritical (F>1). To have a jump, there must be a flow impediment downstream. The downstream impediment could be a weir, a bridge abutment, a dam, or simply channel friction. Water depth increases during a hydraulic jump […]

What is oxygenated blood called?

What is oxygenated blood called? Oxygenated blood is also called arterial blood as the arteries deliver oxygenated blood to different parts of the body through the pulmonary veins. Where does oxygenated blood come from? Blood enters the right atrium and passes through the right ventricle. The right ventricle pumps the blood to the lungs where […]

Will a diode reduce voltage?

Will a diode reduce voltage? Diodes allow electricity to flow in only one direction, but a diode will only conduct electricity, when the supply reaches its threshold. The threshold for common silicon diodes is 0.6 volts. After each diode, the voltage can be seen to drop by 0.6 volts. In this way, diodes can be […]

What location has the highest air pressure?

What location has the highest air pressure? World: Highest Sea Level Air Pressure Below 750 meters At 1200GMT on 31/12/1968, the pressure at the center of huge anticyclone over Siberia reached 1083.8 hPa and was authenticated. Which city has highest air pressure? A frigid air mass in Mongolia may have just crushed a world record […]

Which countries have coastlines on the Pacific Ocean?

Which countries have coastlines on the Pacific Ocean? List Continent Country Pacific Ocean North America Costa Rica Pacific Ocean North America & South America Panama Gulf of Panama South America Colombia Pacific Ocean South America Chile South Pacific Is Panama considered a Caribbean country? Apart from these islands, there are many countries that are although […]

What is temperature on a PV diagram?

What is temperature on a PV diagram? With everything tied together by the ideal gas law, one variable can always be described as dependent on the other two. Temperature is the slave of pressure and volume on a pressure-volume graph (PV graph). What is name of the curve obtained in PV diagram? Only two thermodynamic […]

What plant and animal cells have in common?

What plant and animal cells have in common? Animal cells and plant cells share the common components of a nucleus, cytoplasm, mitochondria and a cell membrane. Plant cells have three extra components, a vacuole, chloroplast and a cell wall. What is unique to plant cells? The plant cell has a cell wall, chloroplasts, plastids, and […]

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