Wegener believed continents moved, but he did not know how. Identify what needed to happen before Wegener's idea about moving continents could be proven.(1 point) Advances in technology were needed to gather more evidence.

Wegener had to recheck his data and change his conclusions.

Scientists had to directly observe tectonic plate movement.

New information was needed on the composition of Earth's crust.

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.

what is this saying?

the answer is c. altitude. hope this ! #brainiac

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.