()sister chromatids line up at the equatorial of the cells ? a) prophase b) metaphase c) anaphase d) telophase

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

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

Where are the strongest jet streams located?