Nitrogen is a limiting factor in aquatic ecosystems. Suppose that runoff from a field washes nitrogen-rich fertilizer into a pond containing a population of algae. Predict how the fertilizer will affect the carrying capacity of the pond for algae.​

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

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.