Analyze the polymer polypropylene.

Which element forms the skeleton of this polymer?

carbon

copper

hydrogen

oxygen

Correct these statements: Freezing the tissue kills the enzyme and changes it shape rendering it useless. Boiling tissue does not affect the enzyme in any way.

After running, Ollie's blood pressure was high. His nervous system sensed this and sent a message to decrease heart rate and blood flow.

Explain 3 ways that your body can defend itself against pathogens

How does food provide a source of energy for living things

Match each word to its correct meaning. 1. aquaculture the unwanted fish inadvertently caught in the process of fishing, often discarded 2. bycatch fishing method that involves spotting a large school of fish, and then trapping them with a net 3.

When a protein is denatured, why does it lose its functionality?

This is a rotating machine that converts the kinetic energy of the wind into mechanical energy. If the mechanical energy is used directly by machinery, such as a grinding stone, the machine is usually called a windmill.

In what way are slime molds similar to kelp?

What does not exist in a supersaturated solution

When dust and ash particles from a volcanic eruption block out sunlight and reduce solar radiation, earth experiences the. This results in temporary climate cooling