21. A mutation occurred in the gene for the enzyme DNA polymerase. As a result, DNA polymerase can no longer carry out its job. What effect would
that have on DNA replication?
A. The helix would not be unzipped
B. Complementary DNA nucleotides would not be added
C. RNA primers would not be added
D. A complementary RNA strand would not be made
I

b, acidosis

acidosis is when the human body attempts to return the bloods ph levels back to normal when the blood is acidic

i think it would be b. tissue because an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

one is through turgidity. this occurs before ground tissue ( collenchyma

and sclerenchyma cells) become well

developed to give structural support to the plant as it grows bigger. the xylem

tissue (composed of rigid tissue) of the young

plant render this support and also maintaining osmotic turgidity of the surrounding

plant cells.