Theophrastus was considered the "father of botany" in the approximate year 800 b. c. 300 b. c. 500 a. d. 1500 a. d.

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

If two parents who's blood types are both b produce a child that has blood type o, what can you say about the parent's genotybes? oa) one is ii ob) one is ibi oc) both are bi od) nothing, this is impossible

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false