Small, dense region within most nuclei in which the assembly of proteins begins

Remy is smoking too closely to a building that manufactures fertilizer. When he puts out his cigarette near the hazardous waste, it sparks a fire because the fertilizer is flammable. What kind of hazard did the chemical waste cause?

Which one of the following forms of waves is NOT an example of a frequency of the electromagnetic field? Select one: a. sound waves b. visible light waves c. television waves d. radio waves

A volcanic eruption adds carbon dioxide to the air. This is an example of interactions between the 1) hydrosphere and geosphere 2) atmosphere and geosphere 3) geosphere and biosphere 4) hydrosphere and biosphere

True or False: Many climate scientists in 1975 agreed with Broecker, in that the Earth is heating up. A. True B. False

Which of these is NOT a direct factor that controls biotic potential? a. The resources available for each individual b. Genetic mutations c. The age at which reproduction generally begins d. Reproductive rate e. Predators and pathogens

Although protein was part of the composition of the foods in this experiment, it was not the main macromolecule component of any of the foods.

Which of the following statements is true about protein synthesis in prokaryotes? A) Extensive RNA processing is required before prokaryotic transcripts can be translated. B) Translation can begin while transcription is still in progress.

In a plant cell, what organelles play a role in structure for the whole plant?

How is DNA used as evidence for evolution? A. All species have the same genes. B. All species have the same amount of DNA. C. All species have the same genetic code. D. All species have the same number of genes.

How does the loss of bicarbonate due to diarrhea increase the protons in the blood?