1. You have read that inorganic fertilizers contribute to water pollution and would like to make a switch from inorganic fertilizers to organic compost in your vegetable garden. A friend graciously gives you a truck load of his compost. As a good researcher and critical thinker you are not convinced […]

Q1. The patient was in a car accident and has a fracture of the end of the thigh bone that is closer to the knee. The fracture is fragmented into pieces and part of the bone is protruding through the skin. Provide the name of the fracture and the location. […]

Aphids can reproduce sexually and asexually. Females reproduce by themselves and give birth to live females in summer. They also reproduce sexually and lay eggs that survive in summer and eggs that survive in the winter and hatch in the spring. Often found on ornamental plants, aphids are among the […]

The Ras protein functions as a molecular switch that is set to its on state by other proteins that cause it to bind GTP. A GTPase-activating protein resets the switch to the off state by inducing Ras to hydrolyze its bound GTP to GDP much more rapidly that it would […]