Cellular<span> differentiation is the process by which a less specialized </span>cell<span> becomes a more specialized </span>cell<span> type. Differentiation occurs numerous times during the development of a </span>multicellular organism<span> as the </span>organism<span> changes from a simple zygote to a complex system of tissues and </span>cell<span> types.
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Answer:
by suckshining the infant
Explanation:
Answer:
Social activism will definitely help to fight social challenges as when the whole society comes forward and stand against such challenges it makes the process of eradicating the problems and challenges of society easier. Social challenges are those challenges which the society face as a whole and these challenges are a problem for the whole society and not just a person.
Answer:
c. increase HDL levels
Explanation:
Cholesterol is carried in blood in two ways, LDL and HDL. Both of them are lipoproteins made of fat and protein. LDL or Low Density Lipoprotein has 50% cholesterol and 25% protein by weight. HDL or High Density Lipoprotein has 20% cholesterol and 50 % protein. LDL carries cholesterol to arteries and deposits it there which is not good for the body. HDL on the other hand removes excess cholesterol from body via liver.
Aerobic exercise increases HDL values and lowers LDL values. It has been shown that exercising regularly can increase HDL level by 6% which is good for the overall health of the body. For maximum effect 30 minutes of moderate exercise should be done 5 times a week.
gas exchange occurs in the human lungs.