Penicillin is made from:
fungi
bacteria
viruses
protozoa

Which is one example of a phenotypic change that is not genetic

Which of these statements is false? a. others may notice a problem with a relationship before the people involved. b. the first sign of a problem with a relationship is a feeling of anger. c. damaged relationships can be repaired. d. even good relationships can be damaged.

All phases of matter may have a fixed mass