How can i explain scientific literacy in a easy way that doesn’t look that i copied from an article.

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.

What's the waste product of electrons and pyruvate combining in fermentation?  

Hemoglobin is a proton that carries oxygen around the body what is hemoglobin made from