Which of these statements about DNA is true?
A. Proteins signal the cells to make DNA.
B. DNA is a protein.
C. DNA is too similar to use for grouping organisms.
D. All animals have DNA.
1 answer
D. All animals have DNA.
A. Proteins signal the cells to make DNA.
B. DNA is a protein.
C. DNA is too similar to use for grouping organisms.
D. All animals have DNA.
1 answer