In order to digest milk, the human body must manufacture a protein called lactose. When the digestive system requires lactase, it manufactures the protein based on information store in what molecule

how could you turn the sedimentary rock into igneous rock without going through the metamorphic stage?

In order to survive the 21st century, humans will need to ...

Select a correct description of distributing arteries. Select one: a. They contain a thick tunica media. b. They contain a lot of elastic tissue. c. They transport blood from arterioles to capillaries. d.

The DNA of a snake changes to make its venom stronger

what is one way a forest is ecologically valuable? What is one way a forest is economically valuable?

Hag fish have a mostly cartilaginous skeleton. How do they get enough force to tear flesh from the grey whale carcass?

Are viruses alive? Support your answer using at least five of the emergent properties of life. Your answer should include the property of life, how a virus satisfies or does not satisfy that property (for each of the five properties), and your

3 benifits of gene sequencing

How do blood clots affect the nervous system

How can 2 black horses produce an offspring that is chestnut-colored