Brad is testing three solutions with litmus paper after dipping litmus paper strips in the solutions he observes two papers turning blue and one truning red out of three solutions how many are acidic

Hemoglobin is the compound in red blood cells that carries oxygen to the body. the distribution of hemoglobin in women in g/dl of blood is approximately normally distributed with mean 14 and standard deviation 1. too little hemoglobin, and you're anemic. 2. too much, and (unless you live at high altitudes), you can have other problems.

What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad

In the practice of science, this type of reasoning is used to develop explanations.