Nitrogen-fixing bacteria

A. repair nitrogen-damaged legume roots

B. convert atmospheric nitrogen into ammonia

C. damage the environment by using atmospheric oxygen to produce toxic nitrogen compounds

D. convert ammonia in the soil into nitrogen gas

Why are scientist most likely working on developing cleaner-burning fuel for cars? A) to increase fuel consumption B) to increase fuel production C) to reduce noise pollution D) to reduce air pollution

Fungi fall under the Plantae kingdom. a. True b. False

Define Eutrophication and Algal Blooming.

Which of the following statements about transposable genetic elements is NOT true? They can cause mutations by inserting into genes. They are present in multiple copies in the genome. Some use an RNA intermediate.

If decomposers were added to an energy pyramid that contains producers, primary consumers, and secondary consumers, which trophic level or levels would be affected?

Once you have the Refractive Index of a glass sample, what do you do with it? Combine the elemental values of glass to find the refractive index. Calculate the molecular weight using the periodic table. Look it up in an encyclopedia.

Chromosomes move to the middle of the cell during what phase

DNA replication is an important part of cellular division because correct replication A) ensures that identical and complete genetic information is passed to both daughter cells.

The movement of Amino Acids from area of Low concentration to High concentration (away from equilibrium) is

Select the correct answer, in Watson's Little Albert Experiment, what does the loud metal clanging noise represent? A. a neutral stimulus B. an unconditioned stimulus C. an unconditioned response D. a conditioned stimulus E. a conditioned response