Most canyons were formed by a process of long-time erosion from a plateau or table-land level. The cliffs form because harder rock strata that are resistant to erosion and weathering remain exposed on the valley walls
The correct answer is D: The seeds develop inside a fruit.
Answer:
The two main plant tissue that works together to release sugar and carry hormones so that reproduction can take place are: The ground and the vascular tissue.
Explanation:
Answer:
in ps1, reaction centre is p700
in ps2, reaction centre is p680
