Answer:
The small molecules such as water and carbon dioxide can easily or directly pass through the membrane because they are neutral and so small. the movement of water through the membrane is referred to as osmosis. water can also pass through the membrane through channel protiens called aquaporins (AQP).
Explanation:
Most blood flows across to the left atrium through a shunt called the foramen ovale. then from the <span>left atrium, </span>blood<span> moves down into the lower chamber of the </span>heart. <span>It is then pumped into the first part of the large artery coming from the </span><span>heart</span>
As you grow older, you would need to remain physically active to keep a good level of physical fitness.
Answer: T
Answer:
Nitrogen is an important nutrient for all plant cells, and it is component of the chlorophyll found in leaves. Which of the following statements best describes how nitrogen is absorbed and distributed to the leaves of the plant so that photosynthesis can take place?
Nitrogen is absorbed by the roots and distributed upwards through the xylem
Explanation:
Nitrogen are gotten from the ground by the plants before it is transported through xylem to the stem and then the leaves
