Why does a specific enzyme catalyze a specific reaction? Since the substrate must fit into the active site of the enzyme before catalysis can occur, only properly designed molecules can serve as substrates for a specific enzyme; in many cases, an enzyme will react with only one naturally occurring molecule. Does the active site of […]
What was the first major of the Civil War?
What was the first major of the Civil War? First Battle of Bull Run First Battle of Bull Run by Kurz & Allison Known in the north as the Battle of Bull Run and in the South as the Battle of Manassas, this battle, fought on July 21 1861 in Virginia was the first major […]
What role does the crayfish play in the food chain?
What role does the crayfish play in the food chain? In an extreme situation, they can seriously reduce or even eliminate other animals and plants from the ecosystem. Hence, crayfish often act as keystone predators and serve as major conduits of energy and materials in complex food webs. Is a crayfish a producer consumer or […]
What are cities named after Alexander the Great?
What are cities named after Alexander the Great? Modern Afghanistan Alexandria Ariana, now Herat. Alexandria Prophthasia, perhaps Farah, Afghanistan. Alexandria Arachosia, now Kandahar. Alexandria in the Caucasus, now Bagram. Alexandria on the Oxus or Alexandria Oxiana, probably Ai-Khanoum. Alexandria in Opiania, Ghazni. Nikaia or Nicaea, at or near Jalalabad. How many cities are still named […]
Does acceleration due to gravity affect weight?
Does acceleration due to gravity affect weight? The weight W, or gravitational force, is then just the mass of an object times the gravitational acceleration. Since the gravitational constant (g) depends on the square of the distance from the center of the earth, the weight of an object decreases with altitude. What happens when acceleration […]
What is the difference between the feudal system and the feudal contract?
What is the difference between the feudal system and the feudal contract? In this economic and political system of rule called Feudalism, greater lords divided their landholdings among vassals. A fief was an estate bestowed upon a vassal by a greater lord. Under a feudal contract, vassals were granted a fief that included peasants to […]
What is the value of N in math?
What is the value of N in math? In an equation, N represents a specific number, not any number. N + 9 = 12 means N is a number which, when added to 9, must give the answer 12. So N can only be the number 3 because only 3 + 9 is equal to […]
What is the bee sound called?
What is the bee sound called? buzz List of animal sounds Animal Description Sound Bee buzz Menu 0:00 Hummel bee Menu 0:00 Xylocopa pubescens (carpenter bee) offsprings Big cat (Tiger, Lion, Jaguar, Leopard) roar, growl, snarl Cat mew, meow, purr, hiss, trill, caterwaul, growl Menu 0:00 Cat meow Menu 0:00 Domestic cat purring Cattle low, […]
Can blue and gold macaws fly?
Can blue and gold macaws fly? The blue-and-yellow macaw (Ara ararauna), also known as the blue-and-gold macaw, is a large South American parrot with mostly blue top parts and light orange underparts, with gradient hues of green on top of its head…. Blue-and-yellow macaw Class: Aves Order: Psittaciformes Family: Psittacidae Genus: Ara Can blue macaws […]
What is a particular job?
What is a particular job? adj. 1 prenominal of or belonging to a single or specific person, thing, category, etc.; specific; special. the particular demands of the job, no particular reason. 2 prenominal exceptional or marked. What is another word for doing a job? What is another word for do the job? execute accomplish conduct […]