The enzyme found in stem cells and cancer cells that allows these cells to never enter replicative senescence is:

Biology 1c cumulative exam i need awsners

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

The same agricultural practices are used in every country of the world. select the best answer from the choices provided t f