The veins and venules may contain up to ____% of the total blood volume
a. 30
b. 40
c. 50
d. 80
e. 90
ANSWER: d
Biology & Microbiology
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The special structure in which some actinomycetes form their spores is called a ________.
A. conidium B. basidium C. sporatorium D. sporangium
Biology & Microbiology
________ are infectious RNAs that are responsible for diseases in several crop plants, such as tobacco.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
The components of a chromosome include one long DNA molecule and
A) phospholipids. B) proteins. C) carbohydrates. D) steroids. E) chromophores.
Biology & Microbiology
Which of the following combinations of sex chromosomes results in Klinefelter syndrome?
A) XO B) XXX C) XYY D) XXY
Biology & Microbiology