Which growth response causes the shoots of a plant grown in the dark to grow upward?
A) phototropism
B) thigmotropism
C) gravitropism
Answer: C
Biology & Microbiology
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The image below represents the termites, bacteria, and protists that together share a mutualistic relationship.
a. one
b. two
c. three
d. four
Biology & Microbiology
_____ tissues are sheetlike with one free surface
a. Epithelial c. Nervous b. Connective d. Muscle
Biology & Microbiology
Molecular biology includes the study of
A) DNA synthesis. B) RNA replication. C) protein synthesis. D) enzyme function. E) how genetic information directs protein synthesis.
Biology & Microbiology
A Petri dish containing isolated colonies of Staphylococcus aureus, Escherichia coli, and Pseudomonas aeruginosa would be described as being
A) A mixed culture B) An axenic culture C) A pure culture D) A contaminated culture
Biology & Microbiology