If some viruses can cause mutations, then what can some viruses cause? Answer choices: - explosions - anemia - extinction - Dehydration - birth - bacteria - mutations - Allergies
mutations

If lie detectors require electrical energy to function, then what requires electrical energy to function? Answer choices: - vehicles - h2o - oxygen - Something to move - critical organs - carbon - nervous system - lie detectors
lie detectors

If pressure receptors are found mainly in the epidermis and dermis, then where are pressure receptors mainly found? Answer choices: - Veins and arteries. - h2o - epidermis and dermis - an organism's body - gravity and density - heat or cold - Earth orbiting the Sun - salt and pepper
epidermis and dermis

If heterotrophs may eat other organisms at more than one trophic level, then what may eat other organisms at more than one trophic level? Answer choices: - barnacles - chickens - fur seals - humans - heterotrophs - mammals - animals - rabbit
heterotrophs