Item 8 which example is a trait of an index fossil? resembles a living species found in a limited area a particular kind of organism found in a limited time span

hello my name is kailey,

i think the answer is false i   hope this

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation:

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.