Answer: i cant see it very well
Explanation:
recommend you look up the title
The answer would be B. Abiotic Factors. The prefix a means not, so a biotic means not alive. Hope that helped :D
Answer: Straightening a limb after flexion is an example of extension. Extension past the regular anatomical position is referred to as hyperextension. This includes moving the neck back to look upward, or bending the wrist so that the hand moves away from the forearm.
Explanation:
Answer:
Variations are caused by mutation. random mating between organisms.
Explanation:
Ecosystem is a living system, where living organisms interacts with their environment and among each other.
Due to some hazardous processes like, Global warming, Green-house effect, increasing pollution, ecosystem is degrading.
We live in our Ecosystem, if it will get destroyed, our existence would be impossible. So, in order to save ourselves, we need to save it.
That's why biologists, concerned about ecosystem disruption
Hope this helps!