Streptococcus pyogenes would be
A. beta hemolytic and catalase negative.
B. beta hemolytic and catalase positive.
C. alpha hemolytic and catalase negative.
D. alpha hemolytic and catalase positive.
A
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Gregor Mendel was a completely self-trained scientist and never attended university
a. True b. False Indicate whether the statement is true or false
Insectivorous plants such as the Venus flytrap, pitcher plant, and bladderworts often grow in
A. alkaline soil. B. sandy soil. C. clay soil. D. marshes. E. acidic soils.
Sexual reproduction has an advantage over asexual reproduction by ____
a. requiring an interaction between two individuals b. creating more genetic diversity c. ensuring a greater number of progeny d. keeping the number of chromosomes constant more effectively e. allowing for the production and use of gametes
Which of the following molecules is incorrectly matched with its function?
a. T cell ? cell-mediated immunity b. neutrophil ? phagocytosis c. B cell ? antibody-mediated immunity d. basophil ? allergy e. T cell ? antibody-mediated immunity