Duplicate of Semester 1 Review

Why is carbon so common in life on earth?

Which of the following are chemical messangers that travel through the blood stream?

What role does photosynthesis play in the carbon cycle?

Oxygen levels drop, body makes more red blood cells until oxygen levels return to normal.

Which of the following stores DNA?

Which system brings oxygen in and releases carbon dioxide?

Which of the following processes makes a message that travels to the ribosome

The following picture is:

Which side of the heart has thicker muscle?

Which of the following have valves and return blood to the heart?

When a process leads the body away from a set point it is a

Water absorption takes place in the

Which two things are needed for cellular respiration to start?

Fill in the blank: Cell ______ organ, organ system

When a process returns the body to a set point

The purpose of Carbohydrates are:

What chamber of the heart recieves blood from the body?

Which of the following store oxygen with hemoglobin?

What units are used to measure liquid in the metric system?

What is 50 g in kg?

Which of the following packages and sorts hormones

What is the dark red organ in the picture

This organ breaks down food chemically and physically

Proteins are made out of

Which part of the cell has ribosomes on it and produces proteins