Explanation:
1. Light dependent
2. Light independent (Calvin-Benson Cycle)
The use is to guide and fix a replacement valve over the top of the old one.
TAVI is different from open heart surgery in that it uses a less invasive approach to treat a diseased aortic valve.
Sheep, goats, toads, and octopus
Black squirrels may increase in a certain area due to natural selection because of the ground below it being dark so the squirrels would adapt to the terrain, making them harder to see by predators.
EXAMPLE: if a light fur colored squirrel is on a dark terrain, an Owl or Large bird could easily see the color differentiation and notice that it is a small land organism (prey).
So the squirrels kin would evolve in the sense that they would have darker fur to match their inhabitance
Answer:
B. hydrogen bond
Explanation:
The double helix is held together by hydrogen bonds between the bases
