Desmin is present in muscle cells
a. true
b. false
Answer: a. true
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The genetic code was deciphered
A) in the year 2000, following several years of the human genome project. B) in the 1980s, as many Mendelian diseases had their genes identified. C) in the 1960s. D) in the 1950s.
Translation ends when a stop codon is at the ____ site, allowing a ____ to bind there
a. P; release factor b. A; terminator tRNA c. E; terminator tRNA d. A; release factor e. P; terminator tRNA
Aerobic respiration does which of the
following?
a. increases the supply of ATP b. increases the formation of actin filaments c. increases the enzymes for glycolysis d. increases muscle size e. all of these
About 80% of all land plants, including grasses, shrubs, and trees, form mycorrhizae. Mycorrhizae are best described as
A. parasitic associations between fungi and plant leaves. B. balanced competitive associations between plants and fungi. C. mutualistic associations between fungi and plant roots. D. parasitic associations between fungi and plant roots. E. mutualistic associations between fungi and plant leaves.