Which of the following is not part of the hierarchy of life?

Which of the following represents a difference between DNA and RNA?

How many daughter cells are created from mitosis?

Which of the following bases attaches to guanine in a DNA molecule?

Which of the following binds to adenine in an RNA molecule?

What is the purpose of tRNA during protein synthesis?

Where does translation occur?

Which of the following is true to the stages of protein formation?

The chromosomes in a specific cell are fully visible under a microscope. in order to undergo mitosis, spindle fibers begin to form and the nucleus dissolves. Which stage of mitosis is the cell currently in?

A specific cell is viewed under a microscope and all of the visible chromosomes are aligned in the middle of the cell. In which stage of mitosis is the cell?

A student contracts a virus during flu season. After the infection has set in, his body begins to create more white blood cells and the hypothalamus causes the body to increase his body temperature leading to a fever. The high temperature weakens the virus and the white blood cells kill the weakened virus. After the virus is gone, the number of white blood cells and his body temperature return to normal. Is this an example of positive feedback?

Which of the following molecules must be folded in order to function properly?

A cell is mutated so that it can unwind but no new nucleotides are added. Which of the following may be the reason for this?

During transcription, RNA polymerase will add which of the following units?