What are the bacterial transformation steps

Weights of golden retriever dogs are normally distributed. samples of weights of golden retriever dogs, each of size nequals15, are randomly collected and the sample means are found. is it correct to conclude that the sample means cannot be treated as being from a normal distribution because the sample size is too small? explain.

The process by which natural forces move weathered rock and soil brim one place to another is called

In the water cycle , when does water undergo a chemical change