Which of the following are major contributors to the green house effect? choose all that apply 1. enzymes
2. deforestation
3. carbon Dioxide
4. acid rain
5. photosynthesis
Please help and NO LInKS Please !!​

Which plains area lies in both the united states and canada? altiplano central canadian shield coastal plains great plains

What are genotypes? what are phenotypes?

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.