A chemical bond resulting from the loss or gain of electrons and the subsequent attraction of oppositely charged atoms

What are the most difficult concepts for students to understand?

In angiosperms, each pollen grain produces two sperm. What do these sperm do? In angiosperms, each pollen grain produces two sperm. What do these sperm do? A. One fertilizes an egg, and the other is kept in reserve. B.

What did Louis Pasteur discover? When did he discover it?

How would the universe be different if massive stars did not explode at the wnd of their lives

Organize these in order from most simple to most complex. atoms organ system cell molecules tissue and organs

What part of the human body is most covered in bacteria reddit?

Both Gregor Mendel and Alfred Wegener proposed ideas that were not accepted completely by the scientific community during their lifetimes.

In eukaryotic cells, where is DNA located? A. Cellular DNA is spread evenly throughout the cell. B. The majority of cellular DNA is located in the nucleus, with some DNA located in the mitochondria. C. All cellular DNA is located in the nucleus. D.

Where organism in the food web below below is likely to store the least energy?

Which organiam would aurvive an acidic environment best