Question

lesson question: what is the effect of the type of food available on the frequency of different types of bird beaks? check all correct elements below that you included in your question. the independent variable is the type of food available. the dependent variable is the frequency of each type of beak (or number of birds with each beak type).

Explanation:

The question is about identifying variables in a biological context. The independent variable is what is changed (type of food), and the dependent variable is what is measured (frequency of bird beaks).

Answer:

The independent variable is the type of food available. The dependent variable is the frequency of each type of beak (or number of birds with each beak type).