A part of a gene that is a DNA sequence 333 nucleotides long encodes ________ amino acids.
A. 111
B. 333
C. 999
D. 444
Answer: A
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__________ is a hereditary condition resulting from a deficiency of a clotting factor.
Fill in the blank(s) with the appropriate word(s).
Which of the following does NOT correctly describe kidney function?
A. They secrete hormones. B. They excrete metabolic waste products. C. They contribute significantly to long-term regulation of arterial blood pressure by maintaining the proper plasma volume. D. They assist in maintaining proper acid-base balance in the body. E. They produce urine of a constant composition at all times, in order to maintain homeostasis of extracellular fluid.
Smooth muscle and cardiac muscle are similar in that they both
A. are under voluntary control. B. are widely distributed in the body. C. are striated. D. are under involuntary control. E. have multiple nuclei.
In birds, sperm are deposited in and eggs are delivered from the ____________
Fill in the blank(s) with correct word