Differences in the relative abundance of different species in a community result from (choose any/all that apply, points deducted for incorrect answers):
a. variation in dispersal
b. time since last disturbance
c. predation and disease
d. differential reproduction rates
e. differential survival rates
f. variation in competitive ability to capture a particular resource
g. random effects

Graded assignment lab report answer the questions below. which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.