Match each term with the correct definition. host an organism that a parasite lives on or in parasite an organism that is killed and eaten by another organism prey an organism that lives in or on another organism and benefits from it predator an organism that kills and eats another​

Depending on the organism the number of in a cell may change

An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen

What are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has