How many genes are humans estimated to have?
A. 100,000
B. 25,000
C. 3 million
D. 3 billion
Answer: B
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A joint capsule is reinforced by
A. ligaments binding articular ends of bones together. B. articular cartilage cushioning ends of bones. C. tendons binding articular ends of bones together. D. hyaline cartilage providing strength to the capsule walls.
What is the function of the inferior colliculi?
A. Visual tracking of moving objects B. Auditory reflexes, such as a startle response to a loud noise C. Control of pain awareness D. Improvement of motor function by suppression of unwanted contractions E. Regulation of rate and force of the heartbeat
Which type of muscle is found in the wall of the heart?
A. Smooth muscle B. Cardiac muscle C. Skeletal muscle
The connective tissue with a matrix of calcium salts and some collagen fibers is ________.
A. elastic cartilage B. hyaline cartilage C. fibrocartilage D. bone