Which of the following most significantly determines a communities’ access to potable water? a. access to clean raw water sources b. the availability of money c. local drought conditions d. the level of industrial development

answer is not A the answer is B. because more money i just took it  

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.