Fossil evidence from five continents exists for 100 extinct, and one extant, species of ____

a. humans
b. birds
c. trilobites
d. insects
e. horses


ANSWER: e

Biology & Microbiology

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Agglutination by the anti-A antibody will express as the blood type ________

a. A b. O c. B d. AB e. None of these choices.

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The sex chromosome composition of a person

with Klinefelter syndrome is a. XXX. b. XO. c. XXY. d. XYY. e. none of these

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The accompanying figure illustrates the process of ________, which requires a(n) ________ between two regions in a fluid

Fill in the blank(s) with correct word

Biology & Microbiology

Which of the following is an upper respiratory tract disease?

Select one: a. pharyngitis b. acute bronchitis c. asthma d. pneumonia e. cystic fibrosis

Biology & Microbiology