What do we call beneſts provided by an ecosystem that make life better for humans? Examples include pollination, decomposition, photosynthesis, water purification, medicine, and pest control А Species
B Ecosystem Services
С DNA
D Climate
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Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?

Which of the follow describes a disadvantage secondary sources have compared to primary sources?

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.