The process of genetic engineering usually involves altering the DNA of an organism so that .

A. one element in the DNA ladder is replaced by another

B. one segment of the DNA ladder is replaced by another

C. one atom in the DNA ladder is replaced by another

D. one bond in the DNA ladder is replaced by another

Sampling lake water for microscopic organisms is not as easy as it sounds when you want to both count and identify species. in a given water sample, your bacteria of choice can be rare or difficult to culture, particularly given the mixture of bacteria in a biofilm. which of the following culture media would be best for growing fecal coliforms when they are relatively less abundant than other bacteria in the lake? anaerobic culture medium enrichment culture medium complex culture medium basic culture medium

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

This is the process of making a prediction based on the results of prior observations of similar events.