Explain how water freezing and thawing causes weathering and the type of weathering it would be considered

For example if Water got into a rock it would expand eventually cracking the rock then the water melts and freezes again and the process continues. I think this would be chemical weathering but im not sure

Explanation:

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]