Sudralib yuruvchilar bo’ynining cho’zilishiga nima sabab bo’lgan?

  1. oyoqlarning paydo bo’lishi
  2. boshining umurtqaga xarakatchan birikishi
  3. skeletiga qovurg’alarning paydo bo’lishi
  4. umurtqa pog’onasida harakatchan birikkan suayklarning ko’payishi
  5. skeletida kurak, o’mrov, yelka suayklarining paydo bo’lishi
907 / 1216 (75%)
Question 907 of 1216
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