Which objective would be best to use a Southern blot rather than a Northern blot?
A) Determine if a gene is present in a genome.
B) Discover gene function.
C) Identify regulatory gene-protein interactions.
D) Quantify expression profiles of a gene.
Answer: A
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The phylum ____ has about 10,000 known living species of nonvascular plants, including those in the genus
Sphagnum, a peat moss used by humans for its absorbent property.
a. Hepatophyta b. Monilophyta c. Bryophyta d. Lycophyta e. Anthocerophyta
The most obvious characteristic of annelids is the repeated segments that make up their bodies. They also have a complete digestive system, and a coelom. Which of the following is true of an annelid?
A. They have cephalization and an open circulatory system. B. Their gut is separated from their body wall. C. They have cephalization. D. Their gut is separated from their body wall and they have cephalization. E. They have an open circulatory system.
____ join roots to leaves and may be above or underground
a. Vines b. Stems c. Petioles d. Flowers e. Runners
Trichinella spiralis is a/an ________ that invades the ________.
A. roundworm, intestine and muscle B. flatworm, heart C. flagellate, large intestine D. tapeworm, lungs E. ameba, intestine