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Can you help me describe the endosymbiotic hypothesis and the evidencein favor of it. Can you think of another way, besides endosymbiosis, to explain these observations? I know endosymbiotic hypothesis says that a prokaryotic cell was consumed by a larger cell, but I don't understand the evidence to support that.
Why are bacteria and archaea placed in different domains, while diverse types of eukaryotes are placed into different kingdoms?
A motorist drivesnorth for 35.0 min at 85.0 km/h and then stops for 15.0 min. Hethen continues north,traveling 130 km in 2.00 h. what is his total displacement? what is his average velocity
M1 is a spherical mass (43.0 kg) at the origin. M2 is also a spherical mass (17.2 kg) and is located on the x-axis at x = 99.0 m. At what value of x would a 16.5-kg mass experience no net gravitational force due to M1 and M2?
How far will it coast before starting to roll back down. In addition, snow exerts a retarding force on the sled that points opposite to the direction of motion, and has a magnitude of 57 N. Find the acceleration of the sled and child.
An object made of a single atomic element weighs 2.4500 N in air and 2.1387 N when completely submerged in water. Calculate the density of the object
A 120 V space heater has two power settings. The equivalent resistance at the two settings are 19 ? and a 37 ?, After making a guess, determine the power at the low setting
1. An electron in a vacuum acelerates from rest through a potential difference of 550V and then enters a magnetic field at right angles to the direction of the field. What must the magnetic field strength be to make the electron travel in a circul..
One cubic meter (1.00 m3) of aluminum has a mass of 2.70 103 kg, and the same volume of iron has a mass of 7.86 103 kg. Find the radius of a solid aluminum sphere
A cart starts from rest at the top of the tilted track. Assume the track is frictionless. The cart passes photogate A moving at speed 2.04 cm/s, Find the magnitude of the acceleration of the cart
In some places, insect "zappers" with their blue lights, are afamiliar sight on a summer's night. These devices use a highvoltage to electrocute insects. One such device uses an ac voltageof 4320V, which is obtained froma standard 120.0V outlet by..
A company is developing a new hard plastic material to replace glass in home windows. Find what conductivity should the plastic material have
a jetliner traveling northward is landing with a speed of 77.9ms. once the jet touches down it has 832 m of runway in
The Mars rover was deployed on the surface of Mars in July 1997. At one point during its subsequent mission, How far was Mars from the from Earth at that time
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