Answer:
In the respiratory system, you inhale oxygen which is transferred to the blood in the alveoli and circulated throughout the body. The blood in the circulatory system has a protein called hemoglobin which binds to the oxygen and carries it throughout the body. This oxygen is then given to the different cells for cellular respiration. It then carries the waste products (CO2) of cellular respiration back to the lungs and it is exhaled out.
Answer:
The correct answer is option C. avoid foods with gluten.
Explanation:
Celiac disease is a disease in which people affected with this disease can not eat gluten or gluten rich food as it will damage their small intestine. In the celiac disease the ability of absorbing can be affected as the gluten damage the lining or vili of the small intestine which barred to absorb some macronutrients.
People with celiac disease should avoid foods with gluten as it can cause several symptoms like belching, nausea, fat stool and other symptoms.
Thus, the correct answer is option C. avoid foods with gluten.
<span>C. delivers more oxygen to the body</span>
Mitosis results in 2 identical daughter cells from 1 parent cell.
So, following mitosis, you will have 2 cells each with 4 pairs of chromosomes.
Natural selection act directly upon <u>Alleles</u>
Explanation:
Genes, such as that of fur color, have many variants called alleles. Natural selection act on the alleles and chooses the best fit for an environment and eliminates the disadvantageous ones from the population over generations. Mutations are a rare occurrence that increases the number of allelic variants of a genes on which natural selection can act upon.