They are both similar in that they both copy the DNA strand. It is just that transcription is the complementary copy and replication is the exact copy. Also during both the DN â¦ A molecule unzips and a new strand of mRNA/DNA is formed.
Beyond bones, magnesium supports muscle and nerve function. It also can improve kidsâ sleep, mood, and regularity, she says. Low magnesium levels have been linked to ADHD and hyperactivity. Dose: Up to 100 mg magnesium in the morning and evening daily.
Kids need more calcium as they get older to support their growing bones: 1  Kids 1 to 3 years old need 700 mg of calcium a day (2â3 servings). 2  Kids 4 to 8 years old need 1,000 mg of calcium a day (2â3 servings). 3  Kids and teens 9 to 18 years old need 1,300 mg of calcium a day (4 servings).