What is the name of the structure thatjoins two sister chromatidstogether?

A primary consumer (e.g., an insect) derives energy from which level of the food chain?

Which stage of cellular respiration produces themost ATPper molecule of glucose broken down?

A wildlife biologist studies how lions and zebras interactandhow physical factors (temperature, water) affect them in the Serengeti. Which level of ecological organization is being studied?

Chocolate is produced when yeasts, bacteria, and molds break down sugars in cacao beanswithout oxygen, yielding alcohols/acids and a small amount of ATP. Which metabolic process is occurring?