Language and Communication and EMotional and social
Sex-linked Trait.
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Answer:
An estimate of a person's maximum age-related heart rate can be obtained by subtracting the person's age from 220. For example, for a 20-year-old person, the estimated maximum age-related heart rate would be calculated as 220 – 20 years = 200 beats per minute (bpm)
Answer:
Severe deficiency, called pellagra, can cause symptoms related to the skin, digestive system, and nervous system.
Explanation: