In 2000, 25.7% of US men and 21.0% of women were smokers.
Steroid hormones are nonpolar and cross the cells plasma membrane , binding to receptors inside the cell. ... It allows for the movement of ions across the plasma membrane
Answer:
Global warming
Explanation:
The environmental problems like global warming, acid rain, air pollution, urban sprawl, waste disposal, ozone layer depletion, water pollution, climate change and many more affect every human, animal and nation on this planet.
Saturated fats and trans fats promote an increased level of blood cholesterol, which builds up on the walls of arteries and interferes with circulation. This can
increase your risk of heart disease. (Hope this helps you! :) )
