Help!! biology roots photosynthesis filling the blanks.

Which of the following structures is not found in both plant and animal cells? a) chloroplast b) cytoskeleton c) ribosomes d) mitochondria

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes