Answer:
A: The sperm penetrates the egg membrane,and they fuse together.
Explanation:
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Answer:
It is important to listen to your body when playing sports because your body can become dehydrated or too tired. These could cause you to pass out. If you feel thirsty, drink water. If you're tired, take a rest.
Answer:
The answer is C :40
Explanation:
According to heymsfield, 30 to 40 percent of a healthy person's body mass is made up of skeletal muscles.
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Answer:
The answer is A, B, C, D, E.
Explanation:
Lean body mass is made up of the following elements: Muscle, bones, vital organs, blood and water. Its calculation is carried out by subtracting the weight of body fat from the total weight (Lean Body Mass = Weight × (100 -% body fat). It is important to know how much lean mass and how much fat mass we have to guide our diet towards fat loss. In this way we will ensure that the loss of lean mass is as small as possible.
