*Question*
You are presented with the question "What sense differences in temperature or pain?" and the following answer choices: - Veins and arteries. - the skin - Merkel's discs - movie discs - frontal zones - cd discs - sensory neurons - sound discs Now knowing that some touch receptors sense differences in temperature or pain and merkel's discs are touch receptors, choose the best answer.
**Answer**
Merkel's discs

*Question*
You are presented with the question "what are steroids made of?" and the following answer choices: - an anion - glucose - lmestone - Acids - Energy. - lipids - reduce - Energy Now knowing that steroid hormones are made of lipids, such as phospholipids and cholesterol and steroids Steroids are lipids derived from cholesterol, choose the best answer.
**Answer**
lipids

*Question*
You are presented with the question "What does the organ of the eye sense?" and the following answer choices: - Gluons - Photons - Neutrons - Energy - heat - distance - sunlight - Sound waves Now knowing that sight is the ability to sense light, and the eye is the organ that senses light and light is made of photons , choose the best answer.
**Answer**
Photons

*Question*
You are presented with the question "What can be caused by direct or passive inhalation?" and the following answer choices: - skin grafts - prolonged thirst - science - Toxicity - lung cancer - negative - friction - craters Now knowing that lung cancer is most often caused by exposure to tobacco smoke and smoke Tobacco smoke , whether directly or passively inhaled, has been shown to worsen asthma, choose the best answer.
**Answer**
lung cancer