Which of the following statements is true?
wind is the most commonly used renewable energy source in the united states.
hydropower uses the kinetic energy of water to generate electricity.
wind energy does not use a turbine or a generator to produce electricity.
solar energy can only be used on earth. it can't be used in space.

Which organelle releases chemicals that break down large food particles into smaller ones?

How many cells are our body made of ? ♡

Plz fast biotechnology is a growing field of applied biology. many crops such as corn have been engineered to be resistant to herbicides. therefore farmers can spray these chemicals to kill weeds growing near the crop without worries of killing the crop itself how does this type of biotechnology work? a. by changing the genetic make up of the crops. b. by causing the crops to kill the weeds. c. by changing the type of crops used. d. by changing the location of the crops.