What causes the differences in average temperature and the changes in day length that we associate with change in seasons on Earth?

During the process of meiosis, special cells called gametes are formed. gametes only have half the number of chromosomes that the other cells in the body have. what form of reproduction do organisms that produce gametes use?

What characteristic make legumes a good food source for food insecure populations

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement