You are looking through a microscope at onion cells an you see a cell with the sister chromatids lined up across the middle of cell what phase of mitosis are you observing

What is the role of epidemiology? A. To learn which organisms cause disease. B. To learn how to treat and prevent various diseases. C. To learn what diseases can be caused by respiratory pathogens. D.

The hormone that is typically implicated in aggressive behavior is

An element is characterized as having high density, luster, and being electrically conductive. To which class does this element belong?

22) All organisms undergo DNA replication for reproduction, growth, repair, etc. DNA replication occurs just before the process of A) meiosis. B) mitosis. C) transcription. D) translation.

Which was the characteristic of life after the oxygen revolution

The nurse is educating the parents of a 5-year-old girl with infectious conjunctivitis about the disorder. which information is most important to provide to prevent the spread of the disorder

Which is an example of the way matter cycles through the bodies of living things? A) A fish swims in the ocean. B) The sun heats up a rock. C) One animal eats another animal. D) Trees convert sunlight to energy.

Which of the following substances is used up during photosynthesis? Oxygen Sugar Sulfur dioxide Water

What is the role of mouth

Which atoms are found in all carbohydrates?