Select the word from the list that best fits the definition process by which new rock is made from old rock

The correct answer would be: rock cycle

Explanation taken from user Bistai

"The rock cycle is a recycling process by which igneous, metamorphic, and sedimentary rocks are produced, converted from one form to another and destroyed. The rock cycle is a continuous process that has been occurring throughout the history of the earth. The major processes of the rock cycle include sedimentation, crystallization, metamorphism and erosion."

its the cell wall and the they are unique to plant

a covalent bond, specfically triple bond