Which of the following is the best definition of carrying capacity?
a. the maximum rate of growth of a population
b. the population size that can be sustained by an ecosystem
c. the number of different species that can inhabit an ecosystem
d. the minimum number of different species that can compose a food web

B. the population size that can be sustained by an ecosystem

Explanation:

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

no u