
Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels
النسخة 2الرقم المعياري الدولي: 978-0077295349
Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels
النسخة 2الرقم المعياري الدولي: 978-0077295349 تمرين 10
Angiosperms have both tracheids and vessel elements; conifers and ferns have only tracheids. Propose a hypothesis that explains how xylem with vessel elements might be advantageous over xylem that contains only tracheids. In what circumstances might tracheids-only xylem be adaptive?
التوضيح
Answers for the hypothesis. One example...
Biology: Concepts and Investigations 2nd Edition by Mariëlle Hoefnagels
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أخرى 8 أحرف كحد أدنى و 255 حرفاً كحد أقصى
حرف 255

