Answer:
Cystic fibrosis is an inherited disease caused by mutations (changes) in a gene on chromosome 7, one of the 23 pairs of chromosomes that children inherit from their parents. CF occurs because of mutations in the gene that makes a protein called CFTR (cystic fibrosis transmembrane regulator).
Explanation:
<span>Fundal massage is necessary to stimulate uterine contractions. </span>
A supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
Answer:
Either B or D
Probably B because genetically modified
Explanation:
its not A or C because:
A doesn't do anything (it just reduces the population of dogs)
C only alters a specific dog's behaviour, not all of them