In physical geography<span>, a </span>dune<span> is a </span>hill<span> of loose </span>sand<span> built by </span>wind<span> or the flow of water.</span><span> Dunes occur in different shapes and sizes, formed by interaction with the flow of air or water. Most kinds of dunes are longer on the windward side where the sand is pushed up the dune and have a shorter "slip face" in the lee of the wind. The valley or trough between dunes is called a </span>slack<span>. A "dune field" is an area covered by extensive sand dunes. Dunes occur, for example, in some </span>deserts<span> and along some coasts.</span>
Answer:
i believe the answer would be d, all of the above
Explanation:
all are questions relating to gene variability of a species, which would be what the population geneticist would specialize in. the scientist must ask questions and then conduct research. i hope that helps :) have a lovely week
The purpose of studying and dissecting an earthworm is to help us understand other organisms. Earthworms are organisms that are tube-shaped, segmented worms that belong to the phylum Annelida and in the species Lubricous. Earthworms decompose organic matter, break it into usable nutrients for their local ecosystems and recycle compost.
