Substances that can be added to a microbial culture to prevent drastic changes in pH are called ________

a. supplements
b. antacids
c. bases
d. buffers


Answer: d

Biology & Microbiology

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Charles Darwin and his son experimented with which plant growth response?  

A.  gravitropism B.  circadian rhythms C.  phototropism D.  heat shock E.  thermotropism

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Thecosome pteropods are primarily

a. herbivores. b. carnivores. c. detritovores. d. omnivores. e. scavengers.

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__________ assorts gene pairs of homologous

chromosomes independently of gene pairs on all other chromosomes. Fill in the blank(s) with the appropriate word(s).

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Deserts are typically hot throughout the year and rarely have freezing temperatures

Indicate whether the statement is true or false

Biology & Microbiology