Which algebraic expression would be used to denote a trisomic organism?
A. 3n
B. 2n - 1
C. 2n + 1
D. 2n + 2
C
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Mycorrhizae
A. are vital for the survival of lichens. B. are vital for the survival of many plants. C. increase the absorptive ability of roots. D. are used in the production of wine, beer, and bread. E. are vital for the survival of many plants AND increase the absorptive ability of roots.
How does a retrovirus prepare its genetic material for incorporation into the host cell genome?
a. Viral reverse transcriptase uses viral RNA to make double-stranded viral DNA. b. Viral reverse transcriptase uses viral single-stranded DNA to make double-stranded viral DNA. c. Viral reverse transcriptase uses viral RNA to make double-stranded viral RNA. d. Host enzymes incorporate viral RNA directly into the genome. e. Host enzymes covert viral RNA to double-stranded viral DNA.
What is the correct format for the scientific name of corn?
a. zea Mays b. Zea Mays c. Zea mays
d. Zeamays e. zea mays
Giardia's mitosome can be said to be "doubly degenerate," because it is a degenerate type of ________, an organelle that is itself a degenerate form of ________
A) nucleus; archaean B) nucleus; bacterium C) mitochondria; proteobacterium D) mitochondria; spirochete