Life functions are performed at many levels of biological organization. Which level of biological organization is the simplest level at which a structure can support life functions?

Which of the following is not a mechanism for biological evolution? a. Mutation b. Genetic drift c. Inheritance of acquired characteristic d. Natural selection

What are three uses for glucose in a plant (fates of glucose) ?

An amniotic egg protected by a shell is an evolutionary development most likely driven by which of the following A. The need to reproduce on dry land without letting the egg dry out B. the threat of predators to eat eggs C.

He evolutionary history of a species is called its A) analogy. B) genetics. C) phylogeny. D) speciation.

Why can the onset of aids take several years?

These fossils can be best used to provide information that could be used in a study of

Describe the skeleton of a sponge

Compare the human digestive system and an assemble line in reverse

Some athletes have been accused of performing "blood doping" to improve their athletic performance. why would removing blood a month or so prior to performance, then reinfusing the blood shortly before a competition, boost performance?

Name an example of another disorder that could be caused by a nutritional deficiency.