Which of the following is true about cells? a. cells have specialized components that perform different, specific functions. b. cells have specialized components that all perform the same functions. c. a cell's components are all identical and perform the same function. d. a cell has a single component that performs all of the cell's different, specific functions. reset submit

During which phase does earth see more than half of the moon's surface? 1)first quarter2)third quarter3)waxing gibbous4)waning crescent

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.

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.