Find some applications of
nanotechnology in medical care and disease prevention.

Which of these best describes what occurs during cytokinesis? a) the chromosomes are separated b) the cell begins to divide by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm

Describe two recent or ongoing space missions.

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays