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Sickle cell anemia is a genetic disease with severe symptoms, including pain and anemia. The disease is caused by a mutated version of the gene that helps make hemoglobin — a protein that carries oxygen in red blood cells. People with two copies of the sickle cell gene have the disease.
Explanation:
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Answer:
Option C. It is found only in a eukaryotic cell.
Explanation:
Plasma membrane is also called cell membrane. It is found in all cells of living organisms both unicellular and multicellular. It controls the amount of nutrients and wastes entering or leaving a cell. Due to permeability, the substances are easily pass through. Plasma membrane also act as boundary of animal cell.
Answer:
In secondary succession, a previously occupied area is re-colonized following a disturbance that kills much or all of its community. A classic example of secondary succession occurs in oak and hickory forests cleared by wildfire. Wildfires will burn most vegetation and kill animals unable to flee the area.
The adhesion and cohesion property of the water helps a plant to thrive.
Explanation:
The adhesion and cohesion property of the water is the two most important properties of water that regulate how water will work at different places of a plant. When water gets attracted to water then we can call it cohesion.
When water gets attracted to other substances then we can call it adhesion. In different part of the plants like roots, stem and leaves water reaches there by capillary action and works differently based on adhesion and cohesion property
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For the eggs to survive and have a chance of hatching, sea turtles must lay their eggs on sandy beaches. As they are developing, the embryos breathe air through a membrane in the eggs, and so they cannot survive if they are continuously covered with water.
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