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List the 3 systems that had to evolve to support cellular respiration in multicellular animals
Determine the magnitude and directional angle for the resultant that occurs when these vectors are added together.
Air is flowing through a rocket nozzle. Inside the rocket theair has a density of 5.25kg/m^3 and a speed of 1.2 m/s. The interior diameter of the rocket is 15.0 cm. At the nozzle exit, the diameter
A rectangular block of mass 5 kg slides down a 45? slope at a constant velocity of 3 m/s. What is the coefficient of kinetic friction between the block and the surface of the slope?
Each pollen grain contains 2 sperm nuclei what are they?
A rectangular block of mass 10 kg rests on the slope of a triangular- shaped block of mass 30 kg. The surface of the triangle is at an angle of 30? from the horizontal.
Why must the genetic code be written in triplets of nucleotides?
If the ball is in contact with the wall for 3.50 ms, what is the magnitude of the average acceleration of the ball during this time interval?
Both the endocrine and the nervous system are major regulating systems of the body, however, the nervous system has been compared to an airmail delivery system and the endocrine system to the pony exp
A toy train rolls around a horizontal 1.2--diameter track. The coefficient of rolling friction is 0.15. What is the magnitude of the train's angular acceleration after it is released? (found) How l
What acceleration will bring you to rest right at the intersection? How long does it take you to stop after the light turns red?
In a clam weather it wanted to determine the depth of well by dropping a stone into it and then measure the time it take until the splash is heard. if the total time elapsed between dropping the st
Chargaff's analysis of the relative base composition of DNA was significant because he was able to show
The PopEcoLab Appendix Q The PopEcoLab Appendix Q
The policeman begins to pursue the speeder with an acceleration of 4.00 m/s^2. Including the reaction time, how long does it take for the police car to catch up with the speeder?
An 8.00 g bullet is fired into a 180 g block that is initially at rest at the edge of a table of 1.00 m height (Fig. P6.30). The bullet remains in the block, and after the impact the block lands d
Electromagnetic radiation including light and radio waves travels at a speed of 3 108 m/s. If a phone call is routed through a synchronous satellite to a friend in a nearby city, what is the minimu
The process by which food is recieved into gi tract via the mouth
Show by Snell's law that if a light ray is bent toward the normal when entering a different medium, then the speed of light is less in that medium. What happens if the speed of light is greater in
Why do organisms only reproduce their own kind, and why do offspring more closely resemble their parents than unrelated individuals of the same species?
The potential energy of an object constrained to the x axis is given by U(x) = 8x2 - x4, where U is in joules and x is in meters. Determine the force Fx associated with this potential-energy functi
What is gregor mendel elementary school name he attended.
Does the induced voltage increase as you turn the handle of AC generator faster? WHY? Explain using Faraday's Law. (The power supply is connected to the generator to make the electromagnet operatio
In a metabolic process of cell respiration and photosynthesis, prosthetic groups such as heme and iron-sulfur complexes are encountered. What do they do?
A man drops a stone into a water well on his farm. He hears the sound of the splash 3.89 s later. The acceleration of gravity is 9.8 m/s2 and the speed of sound in air is 312 m/s. How deep is the w