When gametes fuse during fertilization, a(n) ________ is produced
A) haploid individual B) zygote C) sperm D) egg
B
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Island species are particularly vulnerable to extinction for all of the following reasons except
A. humans have altered habitats. B. island species have lost the ability to escape predators. C. humans have introduced competitors. D. humans have introduced diseases. E. fewer endemic species are found on islands.
Protocol for testing susceptibility test systems include testing _____ consecutive days
a. daily for 7 b. bi-weekly for 30 c. every other day for 14 d. with use for 20
A virus that infects bacterial cells is known as a
A) retrovirus B) reovirus C) bacteriophage D) bacteriovirus E) parvovirus
The yeast used in making bread, beer, and wine is
A. Leuconostoc mesenteroides. B. Propionibacterium. C. Saccharomyces cerevisiae. D. Streptococcus lactis and Lactobacillus. E. Spirulina.