The idea that viruses originated as genetic material that was able to move within a genome, eventually exiting a cell and entering another is the
hypothesis.
A. regressive
B. coevolution
C. progressive
D. recessive

lysosomes contain a variety of enzymes, enabling the cell to break down various biomolecules it engulfs, including peptides, nucleic acids, carbohydrates, and lipids (lysosomal lipase). the enzymes responsible for this hydrolysis require an acidic environment for optimal activity. hope i !

youre right there are

d. planting trees

the trees take in carbon to make oxygen.