There Are Actually 5 Steps.
Step 1: P<span>roduce More Offspring Than Can Survive
Step 2: </span><span>variations occur in a species
Step 3: </span><span>competition for limited resources
Step 4: </span><span>better adapted organisms are more likely to survive and reproduce
Step 5: </span><span>change in a population will most likely occur</span>
Primary . an oocyte does meiosis 2 when fertilized
Plants on Earth provide food, some even provide shelter to some animals, and plants such as trees provide oxygen to the environment.
Answer:
The correct answer is a) It brings a transport liquid into close contact with all cells in the body.
Explanation:
The circulatory system helps in bringing the blood which is a transport liquid in close contact with the cells present in our body. This helps in gas exchange between cells and blood. The circulation of blood in the body occurs by the pumping of blood by the heart into arteries, veins, and capillaries.
This circulation of blood plays many other vital functions like transport of nutrients to the cells, transport of waste products from the cell to outside the body, transport of hormones, maintenance of body temperature, etc.
So all these processes become possible when transport liquid comes in contact with the cells. Therefore the right answer is a.
Answer:
selective permeability
Explanation:
The property or characteristic of cellular membrane to allow certain substances to pass through the cell is known as selective permeability. The movement of molecules and ions across the cell can be active or passive.