I’m pretty sure the C molecules are carbon dioxide? And the O molecules are Oxygen? yeah.. I’m pretty sure
The right option is; c. can be used and consumed without risk
The defining characteristic of potable water is that it can be used and consumed without risk.
Potable water is the water that is considered safe for human consumption without risk of health problems. Potable water meets drinking water quality standards in terms of physical, chemical and microbiological parameters. Potable water has been treated and it is assumed to be considerately free of harmful pathogens such as bacteria and contaminants.
Answer:
I think humans and whales are closely related on the evolutionary tree because they are both mammals and both have endoskeleton
Answer:
adrenaline is the hormone which is directly controlled by nervous system
