An organic carbon compound is contaminating a groundwater aquifer. It is biodegradable under both aerobic and anaerobic conditions, but the oxygen in the groundwater has been depleted. According to thermodynamics, which electron acceptor will be most favorable for growth of microorganisms on this organic compound

The fauces connects which of th following structures to the oropharynx

Explain the significance of the increased cell specialization of the volvocine line

Some species of wasps are social. the queen starts a colony from scratch each spring. she builds a small nest, and lays and raises a group of female workers. the workers enlarge the nest while the queen continues to lay eggs. unfertilized eggs become males that mate with newly hatched females. all of the wasps except the newly fertilized females die by the summer. which best describes this behavior? a)it is beneficial only to the males that do not fertilize eggs. b)it is beneficial only to the female workers that are not fertilized. c)it is beneficial to each one of the individual colony members. d)it is beneficial to the whole species, but not to all of the individual members.