D. It's harder body parts. A lot of fossils are of the skull, therefore that would lead one to think that it would be harder<span />
The elderly are a pain in the arce' even 2 family...impacts society.. impacts fam. because of dementia, or other illnesses....they argue, get violent, etc.., loss of memory, may not no who u are..., or no how 2 dress themselves..serious issue........
Answer:
Biologists measure the number of trophic levels in an ecosystem so as to check its stability and health.
Explanation:
Trophic levels are the feeding position in a food chain such as primary producers, consumers, etc. They are positions that an organisms occupies in a food chain (series of steps in which organisms transfer energy by eating or being eaten);- what it eats and what eats it.
Theoretically there is no any limit to the number of trophic levels in a food chain or number of organisms that live on each level.
Answer: can u like add a picture or tell me what its about
Explanation: