In a population where most of the individuals have long, narrow noses, a child is born with a shorter, broader nose. what's the most likely explanation for this variation?

The results of an activity or experiment can either prove or disprove the initial hypothesis. Also, if they disprove the initial idea or hypothesis they are surprising.

In any activity or experiment, the results are always related to the first idea or hypothesis. In this way, the results can:

• Match or prove the initial idea
• Contradict or disprove the initial idea

For example, if the initial idea is "Plants require 10 ml of water to survive" by the end of the experiment you will understant if this is true or if it is false.

Moreover, if the results do not match your initial idea, then they can be classified as revealing and surprising.

Note: This question is incomplete because the activity is not included; however, I answered this question based on general knowledge.

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Answer:

What activity

please update the ?

Answer:

The non-critical factor when a person begin an exercise program is finding friends who like to exercise the same way you do.

Explanation:

Physical exercise is an ideal way to stay healthy. It is a personal activity that should be done in the best way and with a minimum risk. Finding friends who like to exercise can contribute to motivation, but it is not an indispensable element when establishing a personal exercise routine.

Since it is a personal activity that affects an individual's health, personal factors should be considered when establishing a exercise program.

Regarding the other options, which are important factors for the exercise :

• Use appropriate protective equipment during exercise, allows to avoid injuries during physical activity.
• See the doctor for a physical assessment prior to beginning exercise, establishing the state of health and physical condition appropriate for this activity.
• Choose clothing that is designed to match your exercise program,  which must be comfortable and light, allowing maximum performance to be achieved.

The correct answer is fat-soluble vitamins.

The fat-soluble vitamins are soluble in lipids and usually absorbed as fat globules (chylomicrons). They are absorbed via the lymphatic system of the small intestines and then transported into the blood circulation within the body.

Vitamin A (retinol) has an important role in maintaining healthy vision.

Vitamin D (cholecalciferol) is important for bone health and development and it is produced naturally in the human body when the skin is exposed to the sun.

 Vitamin E (tocopherol) is an antioxidant that can help the body destroy free radicals.

 Vitamin K (phylloquinone) has a role in forming the blood clots.

Answer:

The lower back pain and bilateral leg pain is due to over and intense physical activity which causes stretching of ligaments and muscles resulting in back and leg pain. Such pain can be managed by limited or by reducing physical activity.  The dark color of urine is due to the presence of bile (bilirubin) in the urine. Here the patient has a past medical history of alcohol abuse. Excessive alcohol intake enhances gut permeability resulting in enhanced absorption of bacterial endotoxins. Excessive endotoxins in the liver cause damage of the kupffer cells in the liver, resulting in the release of bilirubin in the blood which ultimately passes through kidneys into the urine.

Explanation: