<span>Steroids can cross the cell membrane because they are lipids and the membrane is lipid</span>
Answer:
Technological advances in farming and medicine will allow human populations to continue to grow without natural limits.
Explanation:
Curare will bind to the receptor but it doesn't cause the ion to flow inside. This will prevent the person from sent signal to the muscle. When the person trying to move the muscle, curare will also prevent acetylcholine to bind so there will be no muscle contractions. The symptoms would be paralyzed of muscle that uses ach receptor.