A student is growing sunflower plants in the garden. Each morning, the sunflowers are facing east. At the end of each day, the sunflowers have turned and are now facing west. What is the best explanation for the
observations?
The wind changes direction, turning the plant.
The plant is responding to the location of the sunlight.
The roots of the plant are growing downward, responding to gravity.
The leaves are wilting due to the lack of water

hi my name is ashlynn and im 15

these macromolecules could either be amino acids, proteins or nucleic acids. they are responsible for the chemical changes and reactions that affects largely the cell and its composition. take for instance the cytoplasm of the cell where these organelles are settled. these simple organelles are composed of macromolecules which ignites and catalyses different functions that enables cells, in macro-perspective in motion and metabolism. in intestines for example, metabolism happens and breaking down parts of a food to simpler compounds that are used and these nutrients delivered throughout the body and again broken down by into smaller components.

idk what happened..you tell