Biological evolution is the process by which populations of organisms change over time. How could natural selection lead to the evolution of a species?
Answer:
Stigma is the swollen structure at the end of a style.
In other words, stigma is the entrance to the pollen grains or as the landing platform for the pollen grains.
Explanation:
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This is known as Pancytopenia.
The three hematopoietic cell lines lead to the formation of red blood cells, white blood cells and platelets. All these cells play important roles in various body functions.
Pancytopenia is a condition in which the quantity of red blood cells, white blood cells and platelets decrease in the body of a person. Chemotherapy and radiation are serious procedures that along with killing the cancerous cells also destroy many of the normal cells of the body. Hence, chemotherapy and radiation leads to decrease in all the three hematopoietic cell lines of the body causing a condition referred to as Pancytopenia.
To learn more about pancytopenia, click here:
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Answer:
Yes!
Explanation:
Carbohydrates are all about energy and are found in foods like fruits, vegetables, breads, pasta, and dairy products. Your body uses these foods to make glucose, which is your body's main energy source. "Carbohydrates provide the body with the energy it needs and are a good source of many vitamins and minerals.
I found this from, https://www.everydayhealth.com/weight/why-carbohydrates-are-important-for-your-diet.aspx
Hope this Helps! :)
Answer:
At the time of inspiration, contraction of diaphragm takes place that enhances the chest cavity.
Explanation:
One of the prime muscle that takes part in the process of respiration is the diaphragm, which is situated below the lungs. It is a dome-shaped and large muscle, which spontaneously goes through a contraction, and largely the process takes place involuntarily.
The contraction of diaphragm takes place at the time of inhalation, which flattens and increases the chest cavity. Due to the contraction, a vacuum is generated that makes the air to get in within the lungs. In contrast, the diaphragm relaxes at the time of exhalation and moves back to its original shape, thus, making the air move out of the lungs.
