If the same antibiotic is used too many times it can become less effective against a certain bacteria this observation is the best explained by

What are the three basic features all cell share? A) cytoplasm, cell membrane, and chloroplasts. B) cell membrane, cytoplasms, and genetic material (DNA). C) cell wall, cell membrane, and cytoplasm. D) genetic material (DNA), flagella, and a nucleus.

There is a population of bear that has declined. New neighborhoods are being build, as such the bear no longer have a place to live. WHich type of limiting factor is this situation?

Researchers have noticed that some men who were sterile because their sperm cells were unable to move also had chronic infections of the respiratory tract? What might be the connection between these two symptoms?

A cell contains two sets of DNA. If the gene on one molecule ofDNA has a mutation, how will that affect the gene on the othermolecule of DNA?

What chemical formula reflects the diagram

Certain eye stem cells can only differentiate into a few types of eye cells. What kind of cell is this?

Select all the meanings for stern. forbidding jovial conscious strict part of a boat could be more than one

What structure controls the beating of the atria

What organelle converts sugars into energy?

What causes red tide?