Why does each person have the same genetic makeup as the zygote they developed from

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.