In the 'Lysine Iron Agar', Yellow Butt can be interpreted as
A. LDC (+)
B. Hydrogen sulfide is produced
C. LDC (-)
D. LDA (+)
Ans: C. LDC (-)
Biology & Microbiology
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The source and sink may change depending on a plant's needs
A. true B. false
Biology & Microbiology
The primary reason that Earth experiences seasons is because of the:a
Earth's rotation. b. Earth's orbit. c. Earth's tilt on its axis. d. unequal thickness of the Earth's atmosphere. e. different layers of the Earth's atmosphere.
Biology & Microbiology
In humans, fertilization occurs in the
A) vagina. B) ovary. C) uterine tube. D) uterus. E) testes.
Biology & Microbiology
When marking genetic changes on a phylogenetic tree what information is NOT included in the proper notation?
A. Identity of outgroup nucleotide B. Identity of new nucleotide C. The most common nucleotide D. Nucleotide position number
Biology & Microbiology