Is Genetics used with is or are?

How does overcrowding affect plants height? Is global warming a theory accepted by a majority of scientists? What salt is made using citric acid? What is left behind after tap water evaporates? What is solution in converting density? What is the group location of cadmium? Identify the liquid droplets collected on the cooler part of the test tube when ferrous sulphate crystals are heated? List of different eye shapes? What property of an atom determines what element it is? Where can I find cellular blinds? What is the dome of water that sweeps across the coast where is the hurricane lands it is? How many milligrams are in a milliliter? Is reactants to products endothermic? What is it called when there is a period of inactivity during hot dry spells? Why does the flammable gas 2 sign red? What is the most important piece of safety equipment in a chemistry lab? Location of filming of snows of Kilimanjaro? What is the difference between producers primary consumers secondary consumers and decomposers? What function do most of the cells in adults serve? What process keeps the amounts of molecules inside and outside the cells balance?