Energy efficiency is based on the laws of thermodynamics; therefore, a loss of energy always occurs when one form is transformed into another.
a. true
b. false

Which type of neuroglia is found outside of the brain?

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms

Classify the structures as homologous or analogous, depending on their structure and function.