Unhygienic living conditions make germs multiply. They like moist places with little hygiene. Huge multiplication of germs around you can be bad for your health.
To what, under which conditions?
A scientific theory presents an explanation for a phenomenon. Using that explanation, one can then make predictions about what will happen under certain conditions. But the prediction is not the theory, it is a implication of the theory.
what is the working conditions for a forensic investigator
Well, if they knew about how lighting effects the growth of plants (the color of the lighting), and how the climate effects the plants too, they could make a hypothesis based on that data to figure out the best conditions for a house plant to be in. Most likely in a controlled environment.
Blizzard conditions would make photographing snow crystals difficult.
elements
People don't make bananas.
in water
soggy and wet conditions can make metal rust
Optimum temperature and pH medium make suitable conditions for enzymatic reactions.
Cholesterol-reducing drugs may make some medical problems worse. Before using these drugs, people with any of these medical conditions should make sure their physicians are aware of their conditions:
In a natural monopoly, the conditions of the market make unified control necessary or desirable to the public interest.
Dark,damp
he and she
To adapt is to make suitable to requirements or conditions. To be adapted is to be adjusted to certain requirements or conditions.
it can make a difference by improving the working conditions of people in underdeveloped countries