You need air flowing through the boat. I second alternative is to get a smoke detector of some kind.
Hope it helped!
Answer: Option C
Explanation:
Edward syndrome is also called as trisomy which is a genetic disorder. This disorder is caused due to the third copy of the all the part of the chromosome number 18.
The babies that are born is small and have heart defects. They have overlapping fingers.
The ultrasound cannot detect the problem but the process of amniocentesis can confirm the syndrome.
Answer:Traits are determined by genes, and also they are determined by the interaction with the environment with genes. And remember that genes are the messages in our DNA that define individual characteristics. So the trait is the manifestation of the product of a gene that is coded for by the DNA.
Explanation:
Moths go under complete metamorphosis. So it's B. hope I helped!