What is one difference between DNA and RNA?

A) Only DNA contains the base adenine.

B) Only RNA contains the base guanine.

C) Only RNA contains the sugar fructose.

D) Only DNA contains the sugar deoxyribose.

Arthropods, like shrimp, molt because

How does the mutualistic relationship between legumes and rhizobia benefit both organisms? Can you think of other mutualistic relationships?

In a second experiment, variety A seedlings at both temperatures were treated with a chemical that prevents NADH from being oxidized to NAD+. Predict he most likely effect of the chemical on metabolism and oxygen consumption of the treated seedlings.

Which of the following is likely to form the greatest number of bonds? a. hydrogen, atomic number 1 b. sodium, atomic number 11 c. nitrogen, atomic number 7 d. neon, atomic number 10 e. oxygen, atomic number 8

Why might genetically engineering a crop to be herbicide resistant result in producing weeds that are herbicide resistant? A. The genetically engineered design is flawed so weeds are not affected. B.

Why isn't the Gram stain used on Acid fast bacteria? If you did Gram stain acid-fast bacteria, what would their Gram reaction be? What is the Gram reaction of non-acid-fast bacteria?

In addition to seeds, which of the following characteristics are unique to the seed-producing plants? A) sporopollenin B) lignin present in cell walls C) pollen D) use of air currents as a dispersal agent E) megaphylls

A client complains of abdominal discomfort and nausea while receiving tube feedings. which intervention is most appropriate for this problem? change the feeding container daily. give the feedings at room temperature.

What happens with ATP during glycolysis?

Diciduous forest are found mainly in the temperate climate zone. Why are these forest not found in the tropical or polar zones?