Which of the following is NOT common to both mitosis and melosis? A. The DNA the chromosomes is duplicated
B. The cells divide into equally sized halves
C. There is a reduction in the number of chromosomes in daughter cells
D. The chromosomes align themselves at opposite ends of the cells

Which organelle releases chemicals that break down large food particles into smaller ones?

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere