What type of reaction is 2mg + 2hcl > 2mgcl + h2 + heat?
a. anabolic reaction
b. catabolic reaction
c. endothermic reaction
d. exothermic reaction

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Which statement describes compounds a. compounds are made of one type of atom. b. compounds cannot be represented by models. c. compounds are represented by chemical formulas. d. compounds cannot be broken down into simpler forms.