Vaccines can be made from dead or weakened viruses vaccinated individuals become protected against diseases because the dead or weakened virus

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

In each transformation of energy , some energy what?

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.