Q: What type of microscope is used to see extremely small objects? Choices: - optical microscope - X-ray microscope - ultrasonic microscope - electron microscope A:
electron microscope

Q: The joints of the carpal bones in the wrist are examples of what type of joints? Choices: - isojoints - filter joints - digit joints - planar joints A:
planar joints

Q: Q: Food provides what type of energy needed by organisms, which is stored in bonds? Choices: - radiation energy - caffeine - calories - chemical energy A:
A: chemical energy

Question: Q: The angle at which light bends when it enters a different medium is known as what? Choices: - bounce - frequency - resonance - refraction A:
Answer: refraction

*Question*
Q: Insulin is made up of how many polypeptide chains? Choices: - three - four - twelve - two A:
**Answer**
two

(Q).
Q: What kind of diseases can be difficult to treat because they live inside the host's cells, making it hard to destroy them without killing host cells? Choices: - superfluous diseases - nucleus diseases - cancerous diseases - viral diseases A:
(A).
viral diseases