Energy input from the cell

A. Transport protein.
B. Plasma membrane.
C. Side with higher concentration of square molecules.
D. Side with lower concentration of square molecules.

answer: a. a gene that causes a specific trait.

answer: national resource conservation services

national resource conservation services is the us. based approach that provides technical and financial assistance for natural resource management. nrcs society in conservation of resources by involving in activities like farmland protection, flood prevention, watershed protection, urban conservation, conserves economic and environmental conditions. it conducts soil surveys and implements the policy of natural resources management on the society.

frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.

colors do exist. the color of the sky is actually violet; humans percieve the color of the sky as blue.