5 The water cycle is responsible for which of the following? 1. the location of earthquakes
2. the different types of ecosystems
3. the formation of certain landforms
4. the variety of climates around the world
I
(A) 1, 2 and 3
(B) 2, 3 and 4
(C) 1, 3 and 4
(D) 1, 2 and 4

B

Explanation:

for 2 water can erode rocks to make canyons and other rock formations 3 because some land mases were formed with water and 4 because in many countries there are monsoon seasons witch brings heavy rain and high humidity

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

explanation:

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explanation: