Answer: B. a heavy metal.
Explanation:
Mercury is a heavy metal and can be quite toxic if leaked out
Answer: An homeostatic imbalance is where the body is unable to restore a functional, stable internal environment in oneself.
Explanation: the word "homeostatic" comes from homeostasis which means to keep the body in normal conditions like your body temperature (making sure it's not too high or low) and fluid balance (ex; your water intake). And for the word "imbalance" it means the opposite of balance which will mean it's abnormal and unstable.
Answer:
Cancer is unchecked cell growth. Mutations in genes can cause cancer by accelerating cell division rates or inhibiting normal controls on the system, such as cell cycle arrest or programmed cell death. As a mass of cancerous cells grows, it can develop into a tumor.
Explanation:
Many small and medium sized species, assume sunning postures in which they squat or sit with their feathers slightly erected and wings drooped.