Why it is called Test Cross? Testcross is a cross between F1 hybrid and homozygous recessive parent. Test cross is so named as it determines whether the individual with dominant phenotype is homozygous dominant or heterozygous dominant. What is Codominance give an example? Codominance means that neither allele can mask the expression of the other […]
What would happen if a bowling ball collided with a standing pin?
What would happen if a bowling ball collided with a standing pin? When the bowling ball collides with the pins, the momentum the ball loses is equal to the momentum the pins gain. An object’s inertia resists changes its motion. The momentum and force of a rolling ball is greater than that of the pins. […]
What are principles of code of ethics?
What are principles of code of ethics? Ethical Principles. The following broad ethical principles are based on social work’s core values of service, social justice, dignity and worth of the person, importance of human relationships, integrity, and competence. These principles set forth ideals to which all social workers should aspire. What are the 4 principles […]
Is a cell phone an electronic device?
Is a cell phone an electronic device? A mobile device is an electronic device which its user can easily carry with them. Typical examples are a mobile phone, PDA and handheld game consoles. Mobile devices do not need an external power supply to work. Usually, they have a battery to hold electricity to work without […]
At what temperature does fusion welding takes place?
At what temperature does fusion welding takes place? 900°C Is welding permanent or temporary? Welding is a permanent joint and therefore it is not possible to dismantle the welded parts without partially destroying them. Riveting joint is another permanent joint; while fasteners, cotter joint, knuckle joint, etc. are temporary joints. What are permanent and temporary […]
What is tolerance in a resistor?
What is tolerance in a resistor? The tolerance of a resistor is the maximum difference between its actual value and the required value and is generally expressed as a plus or minus percentage value. For example, a 1kΩ ±20% tolerance resistor may have a maximum and minimum resistive value of: Maximum Resistance Value. What are […]
What are the 4 elements of science fiction?
What are the 4 elements of science fiction? Science fiction contains the usual elements of the novel: a specific setting, character development, plot (central conflict, complications, climactic events, resolution), themes, and structure. How can you tell if a story is science fiction? Science fiction is a genre of fiction in which the stories often tell […]
What is always true when there is sea breeze?
What is always true when there is sea breeze? Sea breezes occur during hot, summer days because of the unequal heating rates of land and water. During the day, the land surface heats up faster than the water surface. Therefore, the air above the land is warmer than the air above the ocean. Recall that […]
What is an example of comparative advantage?
What is an example of comparative advantage? Comparative advantage is what you do best while also giving up the least. For example, if you’re a great plumber and a great babysitter, your comparative advantage is plumbing. That’s because you’ll make more money as a plumber. What gives a country comparative advantage? It is being able […]
What is transparent with examples?
What is transparent with examples? Materials like air, water, and clear glass are called transparent. When light encounters transparent materials, almost all of it passes directly through them. Glass, for example, is transparent to all visible light. Translucent objects allow some light to travel through them. What is example of opaque? An opaque object is […]