Aset of complex feeding relationships in which a single organism might be both a primary and secondary consumer is best shown using a(n) a. ecological level. b. trophic level. c. biomass pyramid. d. food web.

Enzymes are proteins that speed up reactions by providing an additional energy source supplying additional molecules for the reaction removing inhibitors that slow down reactions lowering the amount of energy required

Iguanas need to live in a habitat that is very warm, so the pet store warms their enclosures with "basking lights" which act as an artificial sun. describe how the three methods of thermal energy transfer may take place within the iguana's enclosure.

Describe two recent or ongoing space missions.