Carolyn wants to bake some chocolate chip cookies. she wonders if shortening or butter produces a chewier cookie. usually she uses butter, but today she decides to conduct an experiment and bake two batches of cookies - one with shortening and one with butter. what is an example of an independent variable in this experiment? which is the control group, and which is the experimental group?

Ppcc assigned a story board on eg.ppcc.edu about a post-apocalyptic world called the books of wisdom. i was wondering if anyone had any advice on how to do well. also is there a way to change you name?

What is the highest grade you can score on the act

Adult wasps sting caterpillars and inject their eggs into the caterpillars. the larvae feed on the caterpillars, leading to the death of the caterpillars. what kind of a relationship exists between the wasps and the caterpillars? a. the adult wasps are parasites to the caterpillars. b. the caterpillars are parasites to the wasps. c. the adult wasps are commensals, and the caterpillars are hosts. d. the caterpillars are commensals, and the adult wasps are hosts.