How do scientists use dna to study the origins of humans? a. cloning c. using punnett squares b. examining the number of chromosomes in populations d. looking at the genetic markers in different populations

Which of these best describes an ionic bond?

Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.