Parenchyma cells that contain chlorophyll​

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d. a round-trip ride to school and back

Where substance is produced during cellular respiration

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities