In an attempt to motivate their son to work harder in school, Abe’s parents begin paying to finish reading his books. They do not pay him at the end of each book, but his pay is equal to an average of $5 for every 3 books that he completes. What type of reinforcement schedule is this? Group of answer choices

fixed-interval

fixed-ratio

variable-interval

variable-ratio

Explain light independent reactions

The equation shows cellular respiration. during cellular respiration, glucose combines with oxygen to form carbon dioxide, water, and atp. what happens to the energy in the bonds in glucose? the energy is transferred to oxygen. the energy is transferred to carbon dioxide. the energy is transferred to water. the energy is transferred to atp.

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.