Specialized cells in plant roots ensure that they grow down into the soil to find water and nutrients. This plant response by specialized cells is called

A scientist observes one chimpanzee using sticks and leaves to pull ants out of anthills. The scientist concludes that all chimpanzees use tools. Why should you be skeptical of the conclusion? Choose the best answer.

What are early warning signs that a romantic relationship might become violent? check all that apply?

What is the most possible result of the higher concentration in the protozoan

If you were looking under the compound light microscope at an onion root tip, in what stage of the cell cycle would the majority of the cells be?

When writing a conclusion, to what should the writer always refer?

During the last century, both global temperatures and men's average height have increased. Do these correlated trends mean that the increase in men's height caused the increase in global temperature? yes ___ no ___ Explain why or why not.

Describe the different types of fossil fuels. What makes them nonrenewable?

As the number of rabbits in a community goes up, the number of foxes in the same community goes up. What type of relationship is this?

Which of the following locations would most likely have the most fertile soil

What are dna composed of?