Answer:
C. The ball is Earth, the pole is the Sun, and the rope is the force of gravity.
Reticulocytes, or immature erythrocytes.
Lipids are necessary in all cell membranes and all organisms have cell membranes.
Is called an estuary this mostly common with rivers and oceans.
Answer:
Angiosperm. n., plural: angiosperms. [ˈændʒɪəˌspɜːm] A flowering, fruit-bearing plant or tree known for having ovules (and therefore seeds) develop within an enclosed ovary.