Billions of molecules of Oxygen is attributed to Photosynthetic reactions. True
False
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During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.

Babies with very low or very high birth weight are less likely to survive. observe a graph of the data.