Answer:
The oxygen cycle is closely linked to the carbon cycle and the water cycle (see hydrological cycle). ... Carbon dioxide enters the carbon cycle or is taken up by plants for photosynthesis. During photosynthesis oxygen is evolved by the chemical splitting of water and returned to the atmosphere
Explanation:
I would say d. Multi-part protein that reversibly binds to oxygen molecules (...)
Answer:
D)radioactive waste is produced
Explanation:
Radioactive waste is a dangerous waste material which contains radioactive substances that are bad for health. These waste are produced in the nuclear reactor for the production of electric energy. Radioactive substances cause many diseases in human such as burning of skin and cancer. It is a non-biodegradable substance which remains in the soil for long periods of time and emit alpha, beta and gamma radiations.
When you want to either touch something to figure out whether or not it might be harmful or not. And we also use our sense of touch when we might be looking for an object, when you touch the object immediately your brain knows what it is.