Calories indicate and measure the energy available in food. Fat is the
most calorie-dense food and carbohydrates are the body's preferred
energy source. Protein and carbs each contain 4
calories per gram and fat contains 9 calories per gram.
Answer: The correct option is D (Sensory hair cells)
Explanation:
The ear is one of the sense organs recognised in humans which helps in hearing and for balance maintenance. There are different parts of the ear which includes:
--> the outer ear,
--> the middle ear and
--> the inner ear.
The semicircular canals are made up of three interconnected tubes which are located in the inner part of the ear. It consists of sensory hair cells which vibrates in response to sound.
Sensory hair cells serves as receptors of both auditory and vestibular systems, therefore are necessary for hearing and balancing. These cells can become damaged due to loud noises and sometimes will die resulting in hearing loss.
The rhythmic sequence at which your heart beats is called a sinus rhythm, it is when the atria and ventricles of the heart contract.
Answer:
Baby boom or baby boomers.
Explanation:
After the World war II in the year 1945, there was this period of high birth rate between the years of 1946 and 1964 and this period or should I say the generation of people that were giving birth to during this period is called baby boom generation or baby boomers generation. The baby boom generation did have a powerful impact on American society, since more babies were been giving birth to, more schools and social infrastructures are needed to be built. The baby boom generation also partook in the civil Rights movement. Also, during the period many cultures such as the dressing, hairstyle and so on also changes.
The baby boom generation adolescents were also part of the people that experienced the Vietnam war.
