In the early twentieth century, most scientists believed that only nucleic acids were complex enough to carry genetic
information.
a. True
b. Fals
False
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____________________ involves the fertilization of the egg outside the body, followed by transfer of the embryo into a woman's uterus
Fill in the blank(s) with correct word
How much fluid does the lymphatic system return to the bloodstream each day?
a. 1 to 2 liters b. 3 to 4 liters c. 6 to 7 liters d. 10 to 13 liters e. more than 50 liters
Which of the following statements about the first animals to show cephalization is false?
A. These animals were triploblastic. B. These animals are placed in the group Lophotrochozoa. C. These animals were in phylum Platyhelminthes. D. These animals followed the protostome pattern of embryonic development. E. These animals had a proboscis
Some of the structural components of Staphylococcus act as virulence factors. Which of the following components inhibits chemotaxis and phagocytosis, inhibits proliferation of mononuclear cells?
A. Capsule B. Peptidoglycan C. Protein A D. Teichoic acid E. Slime layer