answer is d hope this can help
All of these are not part of the life cycle. It's man-made. Think of it in biology terms - something that's created genetically.
As the wolf population increases, the need for food will increase, causing the wolves to hunt more hares, making the hare population decrease.
Because the gravity of the sun keeps all planets in their orbits :3 hope I helped
If a bacterium cannot use citrate agar will not change its color (stays green). On the other hand, if bacteria have the ability to use citrate, the medium will change its color from green to blue.
This happens because citrate agar contains pH indicator such as bromothymol blue which transforms from green to blue in alkaline conditions.
