What is a deuterostome? a. trait in which an animal has repeating body parts able to be specialized for different functions
b. animal in which the mouth forms first in development
c. animal in which the mouth forms second in development
d. trait in which the nervous system is concentrated in one end, forming a head

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.