A cell containing 40 chromatids at the beginning of meiosis would, at its completion, produce cells containing how many chromosomes?

According to this food web which of the following would be considered primary consumers

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?

If 360 joules of work are needed to move and create a distance of 4 m what is the weight of the crate