What is the term for segmented blocks of tissue that form on either side of the notochord and are added sequentially?
A. blastopores
B. gastropores
C. somites
D. amniotic cells
E. sensory neurons
C. somites
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Unique sequences make up approximately what percent of the human genome?
A. 5% B. 25% C. 40% D. 80%
The nuclear lamina is
A) the sac that holds the genetic material. B) part of the nucleus that holds RNA. C) a fibrous layer that lines the inner face of the nuclear membrane. D) the site of protein synthesis.
Which of the following is closest to a micrometer in size?
A) the width of a strand of DNA B) the length of a plant cell C) the length of a chicken egg D) a typical prokaryotic cell E) the size of a ribosome
Edema that occurs with the excess of interstitial fluid, often determined by putting pressure on the arms and legs is known as.
A) generalized edema. B) pitting edema. C) ascites. D) cerebral edema.