Answer: B
Explanation: The amount of salt in the inner circle is equal to the amount of salt in the outer circle.
1. the first choice , hope that helped
The two groups that are prioritized are children aged from six months to four year and senior citizens aged 50 and up.<span />
Carrier proteins pick up specific molecules and take them through the cell membrane against the concentration gradient. Examples of active transport include: uptake of glucose by epithelial cells in the villi of the small intestine. uptake of ions from soil water by root hair cells in plants.
