The half-life carbon-14 is 5730 years. archaeologists dig up a seed that contains 0.25 parts per trillion of carbon-14. if it originally contained 1 part per trillion carbon-14, how old is the archaeological specimen?

a) 11,460 years

b) 5730 years

c) 17,190 years

d) 22,920 years

e) 28,650 years

how do you get 11,460 which is the answer of to this problem?

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat. o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat. habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

What noticeable trend from this graph might be used to make a conclusion?

Types of scientific inquiry that biologist engage in that cannot be completely controlled