Juan cut his finger on a piece of glass. After a short time, he felt no pain in his finger. Juan's pain was likely reduced by a natural pain reliever in his brain. This natural pain reliever is the neurotransmitter (s) :

During aerobic respiration, h2o is formed. where do the oxygen atoms in the h2o come from?

Choose the sentence that best summarizes the status of World War II technologies today. A. They have improved slightly and are occasionally used today. B. They have continued to improve and are still used today. C.

A surgeon is in operating room assisting on a lung transplant. he is working at the cellular level. true or false?

Answer the following:1. What is the purpose of flaming an inoculating loop? 2. How will you know when you have flamed the loop or needle long enough? 3. Why is it necessary to cool the inoculating loop prior to obtaining the bacterial sample? 4.

Anna has a yard full of chickens but needs milk for her baby. josiah, who is allergic to eggs, has a cow that produces milk. put the events in order to describe how anna obtains milk by the barter method.

Although gender is not inherent in inanimate objects or in behaviors, we treat many objects and behaviors as if they were masculine or feminine. This cognitive organization of the world according to gender is referred to as?

Water changes temperature easily. true or false

redwoods are the tallest species of tree in the world. explain how transpiration causes water to travel from the roots to the branches of a tree this size.

During photosynthesis, chloroplasts use light energy to convert carbon dioxide and water into sugar and oxygen. Which term best classifies the energy stored in the products of photosynthesis?

What did Chargaff discover while studying bases in the DNA of organisms? The bases in the DNA of each organism were unique. The ratios of thymine and adenine were similar, as were the ratios of guanine and cytosine.