Which of the following terms is mismatched with its meaning or characteristics?
A. Eumetazoa: definite symmetry; tissues organized
B. Parazoa: lacks symmetry; no tissues
C. Diploblastic: ectoderm and mesoderm
D. Chordate: animal with notochord
E. Triploblastic: ectoderm, mesoderm, and endoderm
Answer: C
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Which of the following components makes up the greatest percentage of blood volume?
a. Water b. Plasma proteins c. Platelets d. White blood cells e. Red blood cells
In a karyotype, the chromosomes are arranged in order from
A. largest to smallest, including the sex chromosomes. B. largest to smallest, with the sex chromosomes at the end. C. smallest to largest, including the sex chromosomes. D. sex chromosomes first and then smallest to the largest. E. smallest to largest, with the sex chromosomes at the end.
Within the Human Genome Project, the program named ____________________ considers how the project affects
individuals and society. Fill in the blank(s) with the appropriate word(s).
Which of the following is evidence for the signal hypothesis for targeting of a secretory protein to the rough ER?
a. The protein is larger when synthesized in vitro on free polysomes. b. The secretory protein ends up in the cytosol when a short sequence is deleted by genetic engineering. c. A normally cytosolic protein is secreted when a sequence is added to it by genetic engineering. d. All of the above