Question
A. Homologous structures Bow are these modified leaves classified? C. Vestigial structures D. Embryo development
Ask by Mckenzie Munoz. in the United States
Feb 07,2025
Real Tutor Solution
Tutor-Verified Answer
Answer
Modified leaves are classified as homologous structures.
Solution
Modified leaves—such as spines, tendrils, phyllodes, or bracts—are classified as homologous structures. This is because they develop from the same basic leaf tissue as typical leaves, even though they have evolved to perform functions different from those of the ancestral leaf (e.g., defense, climbing, or photosynthesis in a modified form).
They are not vestigial structures, because vestigial leaves would represent remnants that have lost their original function and are typically reduced and nonfunctional. Nor are they a product of embryonic development in the sense implied by option D. Even with significant modifications, these leaves retain a common developmental origin with other leaves, confirming their status as homologous structures within the plant.
In summary, the modified leaves in question are homologous structures.
Reviewed and approved by the UpStudy tutoring team
Like
error msg
Explain 
Simplify this solution The Deep Dive
Homologous structures, like the wings of bats and the arms of humans, highlight the fascinating story of evolution, revealing how different species adapt similar physical traits for diverse functions. It's like nature's way of showing off her creativity, proving we all come from a common ancestor if we go back far enough! Vestigial structures, such as the human appendix or whale pelvic bones, serve as delightful reminders of what once was! These structures may have lost their original function over time, but they are like little relics of our evolutionary past, captivating scientists and sparking curiosity about how life evolves and adapts through the ages.
