Marfan syndrome can be caused by a substitution mutation in the FBN1 gene. This mutation is likely a harmful mutation.
From the DNA sequence of unaffected individual and
individual with Marfan syndrome we can see that C is substituted with G. Each parent with the Marfan syndrome has a 50% risk of passing the genetic defect on to offspring because of its autosomal dominant nature, so the mutation is harmful.
DNA contains roughly 100,000 pieces of viral DNA. Altogether they make up about 8 percent of the human genome.
Answer:
the butterfish is both a predator and prey in this food chain. it is a predator because it hunts and eats sea squirts. it is prey because it is hunted and eaten by the striped bass
The following should not be used to reduce the resistance of going to bed for a young child.
<u>Explanation: </u>
- If the child feels sleepy at 10.30 pm and you want the child to sleep at 8.30 pm, never force them to the time you want them to good to bed. instead, make the time they feel sleepy as temporary bedtime.
- Never to feed them with the heavy diet for making them fall asleep may extend the time of the digestion process or lead to stomach illness during late night.
- Avoid stimulating high energy activities like playing outside, running around, watching exciting TV shows.
- Don't discuss or argue about bedtime with your child.
- Once the child is put to bed immediately leave the room if not that will not allow the child to fall asleep soon
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