Which liquid would be the most difficult to raise or lower the temperature of?

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

Many plants can reproduce asexually. which of these is an example of asexual reproduction in a plant? a. pine cones forming on a tree b. cross-pollination in a tomato c. roots sprouting from a potato d. night-blooming jasmine flowers