The CFTR gene codes for a protein that transports material across the cell membrane. A particular mutation to CFTR can cause cystic fibrosis. Cystic fibrosis is a disorder characterized by a buildup of sticky mucus in the lungs and other organs. Evaluate the best way to cure the disease. A.
Remove the gene.
B.
Develop a vaccine.
C.
Replace affected organs with non affected organs through a transplant.
D.
Change the sequence of DNA in the gene.

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

producers: apple trees, potatoes, carrots, grains, acorns, cabbage, grass, corn, lettuce

consumers: deer, mice, rabbits, chickens, squirrels, horses, worms, cows

predators: eagles, frogs, wolves, owls