Answer:
Pythons and boa constrictors have tiny hind leg bones buried in muscles toward their tail ends. Such features, either useless or poorly suited to performing specific tasks, are described as vestigial. ... Vestigial legs are a clue that snakes descended from lizards.
Explanation:
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Answer:
Its internal volume enlarges and the cell membrane expands
Explanation:
The hormone which causes the spiral arteries of the endometrium to kink and the endometrium to slough off menses is <u>PROGESTERONE</u>
Answer:
Endosymbionts Co-Evolution...
Explanation:
This is the only main evidence because let say we observe the size of mitochondrial DNA to be 70S and we measure the same for bacteria to be 70S. This means that there was some kind of endosymbiont relationship in ancient past or at origin of complex multi-cellular organisms that caused co-evolution of both of these and it;'s just not a mere coincidence...
Answer:
To trim leaves to make sure it stays healthy
Explanation:
All plants need regular pruning
