Take the global trends quiz. click on "answers" at the bottom of the quiz and check your work. what has been the trend in life expectancy in india from 1881 to present day? how does the present day life expectancy in india compare to the life expectancy in the entire developing world? (site 1)

Which events are likely to be catastrophic to an ecosystem? select the three correct answers.a-hurricane.b-steady population growth.c-seasonal flooding.d-introducing of an aggressive invasive species.e-tsunami.

The production of cells during mitosis into specialized function is recombination or differentiation

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.