Identify the phases of meiosis ii described below. dyads are lined up by spindle fibers. nuclear envelope forms around each set of dna. dyads are separated into individual chromatids. centromeres move toward the poles of the cell.

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

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

Below are the three main organs that make up the plant body. what is the main function of the structure that is identified as b in the picture above? it anchors the plant.it produces food.it absorbs nutrients.it supports the plan