Although most biologists do not consider viruses to be alive, viruses do share some characteristics with living things. Which of the following is the requirement for life that viruses lack?
A) The ability to reproduce on their own
B) The ability to move
C) Having genetic material
D) Having highly ordered structure
A
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You are part of a desert plant research team trying to discover crops that will be productive in arid climates. You discover a plant that, under water-deficit conditions, produces a hormone that triggers a suite of drought responses
Most likely the hormone is _____. A) abscisic acid B) gibberellin, or gibberellic acid C) indoleacetic acid D) 2, 4-D E) salicylic acid
In order to activate genes associated with sugar metabolism, the levels of cAMP are ________ in a bacterial cell.
Fill in the blank(s) with the appropriate word(s).
The fly on the right has a mutation in a(n)
1.master gene.
2.activator.
3.enhancer.
4.homeotic gene.
Transcription factors function to help move ribosomes along the mRNA
Indicate whether the statement is true or false