Which of the following would most likely cause increases in predator population within an ecosystem? A. a period of drought

B. a fungal infection of producers

C. fewer herbivores

D. less competition

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping

Which of the following requires the use of energy and the of transport proteins to move a molecule across a cell membrane?