High humidity in the greenhouse causes plugs to _____________ and be soft due to lack of _____________ uptake.

High humidity in the greenhouse causes plugs to _____________ and be soft due to lack of _____________ uptake.

11:13

High humidity in the greenhouse causes plugs to _____________ and be soft due to lack of _____________ uptake.



a) stretch, oxygen

b) shrink, nitrogen

C) shrink, calcium

d) stretch, calcium



Answer: d) stretch, calcium


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