Explain why bacteria are important in the nitrogen cycle

Which characteristic is shared by all four cells?

Barry has type O + blood. His wife Anna has type A + blood. Which type of antibodies would be present in both Barry's and Anna's blood?

A civil air patrol unit of fifteen members includes two two officers. in how many ways can four members be selected for a search and rescue mission such that at least one officer is included?

Suppose population a is small and the species has a short generation time, while population b is large and has a long generation time. which will be faster to adapt? which will be more resilient in the face of environmental change?

What is the purpose of the carbon cycle?

What are the weakness and strengths of Behavior

Most glaciers in Alaska are retreating, although the average annual snowfall has increased in the last few decades. What does this tell us about what is happening to sea-level temperature?

Jessi consumes a diet of 1920 total kcalories that has 80 g of fat. what percent of jessi's diet comes from fat? (give answer to the appropriate reporting digit. only give the value. do not include the term percent or its abbreviation.)

Scientists break down evolution into catogories

The process of sediments being compacted and cemented to form sedimentary rocks is called A. metamorphism. B. deposition C. crystallization D. lithification