Answer:
Population composition is the description of the population defined by characteristics such as age, race, sex and marital status. ... Population distribution means the pattern of people living in the country.
Explanation:
The correct answer would be option D, 2.
There are Two classes of Vitamins.
Explanation:
Vitamins are compounds which are organic in nature. These are important and useful and essential in the growth and nutrition. Vitamins are taken in small quantities on daily basis because body cannot synthesize them immediately.
There are two broad classes of Vitamins.
- Water Soluble Vitamins
- Fat Soluble Vitamins
Water soluble vitamins mix with the blood stream and are not stored at any place inside the body. They are neither stored nor removed out of the body. There are 9 Water Soluble Vitamins present. These vitamins are as follows:
Fat Soluble Vitamins are vitamins that are stored in the fatty Tissues of the Body. There are 4 Fat soluble vitamins. These are:
- Vitamin A
- Vitamin D
- Vitamin E
- Vitamin K
Learn more about Vitamins at:
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Answer:Cardiac muscle tissue is a specialized, organized type of tissue that only exists in the heart. It is responsible for keeping the heart pumping and blood circulating around the body. Cardiac muscle tissue, or myocardium, contains cells that expand and contract in response to electrical impulses from the nervous system.
Explanation: