Answer:
Moving things in and out of the cell is an important role of the plasma membrane. It controls everything that enters and leaves the cell. There are two basic ways that substances can cross the plasma membrane: passive transport, which requires no energy; and active transport, which requires energy.
They are important because they contribute to clean air and water for 500 million people this is because they help sustain a healthy forest
Answer:
A. The birth rate would likely increase.
Explanation:
if the quantity is analyzed in any time interval, the quantity at any given moment is the product of the previous quantity
Circulatory system pumps blood from the heart to the lungs to get oxygen. The heart then sends oxygenated blood through arteries to the rest of the body. The veins carry oxygen-poor blood back to the heart to start the circulation process over. Your circulatory system is critical to healthy organs, muscles and tissues.
#3 food is absorbed through cell menbranes(i think
